Home / 731,998.43-1,010,157.60-409,708.44

Finding the Fourth Proportional to 731,998.43, 1,010,157.60 and 409,708.44

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Solution

The fourth proportional to 731,998.43, 1,010,157.60 and 409,708.44 is: 565,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,998.43 : 1,010,157.60 = 409,708.44 : x
  2. Step 2: Convert to fraction form
    731,998.43/1,010,157.60 = 409,708.44/x
  3. Step 3: Cross multiply
    731,998.43x = 1,010,157.60 × 409,708.44
  4. Step 4: Simplify right side
    731,998.43x = 413,870,089,399.36
  5. Step 5: Solve for x
    x = 413,870,089,399.36/731,998.43
  6. Step 6: Final answer
    x = 565,397.51

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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.