Home / 1,007,034.36-1,510,551.60-342,186.36

Finding the Fourth Proportional to 1,007,034.36, 1,510,551.60 and 342,186.36

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Solution

The fourth proportional to 1,007,034.36, 1,510,551.60 and 342,186.36 is: 513,279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,034.36 : 1,510,551.60 = 342,186.36 : x
  2. Step 2: Convert to fraction form
    1,007,034.36/1,510,551.60 = 342,186.36/x
  3. Step 3: Cross multiply
    1,007,034.36x = 1,510,551.60 × 342,186.36
  4. Step 4: Simplify right side
    1,007,034.36x = 516,890,153,596.18
  5. Step 5: Solve for x
    x = 516,890,153,596.18/1,007,034.36
  6. Step 6: Final answer
    x = 513,279.56

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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.