Home / 731,916.56-1,010,089.32-409,619.96

Finding the Fourth Proportional to 731,916.56, 1,010,089.32 and 409,619.96

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Solution

The fourth proportional to 731,916.56, 1,010,089.32 and 409,619.96 is: 565,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,916.56 : 1,010,089.32 = 409,619.96 : x
  2. Step 2: Convert to fraction form
    731,916.56/1,010,089.32 = 409,619.96/x
  3. Step 3: Cross multiply
    731,916.56x = 1,010,089.32 × 409,619.96
  4. Step 4: Simplify right side
    731,916.56x = 413,752,746,854.83
  5. Step 5: Solve for x
    x = 413,752,746,854.83/731,916.56
  6. Step 6: Final answer
    x = 565,300.43

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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.