Home / 724,274.10-1,086,411.15-574,974.90

Finding the Fourth Proportional to 724,274.10, 1,086,411.15 and 574,974.90

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Solution

The fourth proportional to 724,274.10, 1,086,411.15 and 574,974.90 is: 862,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,274.10 : 1,086,411.15 = 574,974.90 : x
  2. Step 2: Convert to fraction form
    724,274.10/1,086,411.15 = 574,974.90/x
  3. Step 3: Cross multiply
    724,274.10x = 1,086,411.15 × 574,974.90
  4. Step 4: Simplify right side
    724,274.10x = 624,659,142,330.14
  5. Step 5: Solve for x
    x = 624,659,142,330.14/724,274.10
  6. Step 6: Final answer
    x = 862,462.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.