Home / 724,933.60-1,086,363.60-533,903.20

Finding the Fourth Proportional to 724,933.60, 1,086,363.60 and 533,903.20

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Solution

The fourth proportional to 724,933.60, 1,086,363.60 and 533,903.20 is: 800,091.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,933.60 : 1,086,363.60 = 533,903.20 : x
  2. Step 2: Convert to fraction form
    724,933.60/1,086,363.60 = 533,903.20/x
  3. Step 3: Cross multiply
    724,933.60x = 1,086,363.60 × 533,903.20
  4. Step 4: Simplify right side
    724,933.60x = 580,013,002,403.52
  5. Step 5: Solve for x
    x = 580,013,002,403.52/724,933.60
  6. Step 6: Final answer
    x = 800,091.21

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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.