Home / 731,995.66-1,010,175.39-409,697.47

Finding the Fourth Proportional to 731,995.66, 1,010,175.39 and 409,697.47

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Solution

The fourth proportional to 731,995.66, 1,010,175.39 and 409,697.47 is: 565,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,995.66 : 1,010,175.39 = 409,697.47 : x
  2. Step 2: Convert to fraction form
    731,995.66/1,010,175.39 = 409,697.47/x
  3. Step 3: Cross multiply
    731,995.66x = 1,010,175.39 × 409,697.47
  4. Step 4: Simplify right side
    731,995.66x = 413,866,294,439.90
  5. Step 5: Solve for x
    x = 413,866,294,439.90/731,995.66
  6. Step 6: Final answer
    x = 565,394.47

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.