Home / 726,941.60-1,002,611.04-472,374.56

Finding the Fourth Proportional to 726,941.60, 1,002,611.04 and 472,374.56

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Solution

The fourth proportional to 726,941.60, 1,002,611.04 and 472,374.56 is: 651,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,941.60 : 1,002,611.04 = 472,374.56 : x
  2. Step 2: Convert to fraction form
    726,941.60/1,002,611.04 = 472,374.56/x
  3. Step 3: Cross multiply
    726,941.60x = 1,002,611.04 × 472,374.56
  4. Step 4: Simplify right side
    726,941.60x = 473,607,948,871.14
  5. Step 5: Solve for x
    x = 473,607,948,871.14/726,941.60
  6. Step 6: Final answer
    x = 651,507.56

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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.