Home / 729,293.59-1,006,526.60-407,024.45

Finding the Fourth Proportional to 729,293.59, 1,006,526.60 and 407,024.45

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Solution

The fourth proportional to 729,293.59, 1,006,526.60 and 407,024.45 is: 561,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,293.59 : 1,006,526.60 = 407,024.45 : x
  2. Step 2: Convert to fraction form
    729,293.59/1,006,526.60 = 407,024.45/x
  3. Step 3: Cross multiply
    729,293.59x = 1,006,526.60 × 407,024.45
  4. Step 4: Simplify right side
    729,293.59x = 409,680,934,429.97
  5. Step 5: Solve for x
    x = 409,680,934,429.97/729,293.59
  6. Step 6: Final answer
    x = 561,750.35

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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.