Home / 731,160.12-1,008,959.10-404,453.64

Finding the Fourth Proportional to 731,160.12, 1,008,959.10 and 404,453.64

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Solution

The fourth proportional to 731,160.12, 1,008,959.10 and 404,453.64 is: 558,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,160.12 : 1,008,959.10 = 404,453.64 : x
  2. Step 2: Convert to fraction form
    731,160.12/1,008,959.10 = 404,453.64/x
  3. Step 3: Cross multiply
    731,160.12x = 1,008,959.10 × 404,453.64
  4. Step 4: Simplify right side
    731,160.12x = 408,077,180,606.12
  5. Step 5: Solve for x
    x = 408,077,180,606.12/731,160.12
  6. Step 6: Final answer
    x = 558,122.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.