Home / 724,463.10-1,086,694.65-575,163.90

Finding the Fourth Proportional to 724,463.10, 1,086,694.65 and 575,163.90

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Solution

The fourth proportional to 724,463.10, 1,086,694.65 and 575,163.90 is: 862,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,463.10 : 1,086,694.65 = 575,163.90 : x
  2. Step 2: Convert to fraction form
    724,463.10/1,086,694.65 = 575,163.90/x
  3. Step 3: Cross multiply
    724,463.10x = 1,086,694.65 × 575,163.90
  4. Step 4: Simplify right side
    724,463.10x = 625,027,533,003.14
  5. Step 5: Solve for x
    x = 625,027,533,003.14/724,463.10
  6. Step 6: Final answer
    x = 862,745.85

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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.