Home / 1,560,557.50-2,340,836.25-378,605.50

Finding the Fourth Proportional to 1,560,557.50, 2,340,836.25 and 378,605.50

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Solution

The fourth proportional to 1,560,557.50, 2,340,836.25 and 378,605.50 is: 567,908.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,557.50 : 2,340,836.25 = 378,605.50 : x
  2. Step 2: Convert to fraction form
    1,560,557.50/2,340,836.25 = 378,605.50/x
  3. Step 3: Cross multiply
    1,560,557.50x = 2,340,836.25 × 378,605.50
  4. Step 4: Simplify right side
    1,560,557.50x = 886,253,478,849.38
  5. Step 5: Solve for x
    x = 886,253,478,849.38/1,560,557.50
  6. Step 6: Final answer
    x = 567,908.25

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.