Home / 724,610.48-1,085,260.28-345,797.24

Finding the Fourth Proportional to 724,610.48, 1,085,260.28 and 345,797.24

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Solution

The fourth proportional to 724,610.48, 1,085,260.28 and 345,797.24 is: 517,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,610.48 : 1,085,260.28 = 345,797.24 : x
  2. Step 2: Convert to fraction form
    724,610.48/1,085,260.28 = 345,797.24/x
  3. Step 3: Cross multiply
    724,610.48x = 1,085,260.28 × 345,797.24
  4. Step 4: Simplify right side
    724,610.48x = 375,280,002,350.34
  5. Step 5: Solve for x
    x = 375,280,002,350.34/724,610.48
  6. Step 6: Final answer
    x = 517,905.85

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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.