Home / 1,072,870.20-1,609,300.72-274,150.44

Finding the Fourth Proportional to 1,072,870.20, 1,609,300.72 and 274,150.44

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Solution

The fourth proportional to 1,072,870.20, 1,609,300.72 and 274,150.44 is: 411,224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,870.20 : 1,609,300.72 = 274,150.44 : x
  2. Step 2: Convert to fraction form
    1,072,870.20/1,609,300.72 = 274,150.44/x
  3. Step 3: Cross multiply
    1,072,870.20x = 1,609,300.72 × 274,150.44
  4. Step 4: Simplify right side
    1,072,870.20x = 441,190,500,480.32
  5. Step 5: Solve for x
    x = 441,190,500,480.32/1,072,870.20
  6. Step 6: Final answer
    x = 411,224.49

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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.