Home / 731,975.17-1,009,895.48-409,634.05

Finding the Fourth Proportional to 731,975.17, 1,009,895.48 and 409,634.05

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Solution

The fourth proportional to 731,975.17, 1,009,895.48 and 409,634.05 is: 565,166.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,975.17 : 1,009,895.48 = 409,634.05 : x
  2. Step 2: Convert to fraction form
    731,975.17/1,009,895.48 = 409,634.05/x
  3. Step 3: Cross multiply
    731,975.17x = 1,009,895.48 × 409,634.05
  4. Step 4: Simplify right side
    731,975.17x = 413,687,573,500.92
  5. Step 5: Solve for x
    x = 413,687,573,500.92/731,975.17
  6. Step 6: Final answer
    x = 565,166.13

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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.