Home / 724,463.60-1,085,658.60-533,433.20

Finding the Fourth Proportional to 724,463.60, 1,085,658.60 and 533,433.20

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Solution

The fourth proportional to 724,463.60, 1,085,658.60 and 533,433.20 is: 799,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,463.60 : 1,085,658.60 = 533,433.20 : x
  2. Step 2: Convert to fraction form
    724,463.60/1,085,658.60 = 533,433.20/x
  3. Step 3: Cross multiply
    724,463.60x = 1,085,658.60 × 533,433.20
  4. Step 4: Simplify right side
    724,463.60x = 579,126,341,105.52
  5. Step 5: Solve for x
    x = 579,126,341,105.52/724,463.60
  6. Step 6: Final answer
    x = 799,386.39

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1.5x scale

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.