Home / 482,956.04-724,138.56-230,313.80

Finding the Fourth Proportional to 482,956.04, 724,138.56 and 230,313.80

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Solution

The fourth proportional to 482,956.04, 724,138.56 and 230,313.80 is: 345,329.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,956.04 : 724,138.56 = 230,313.80 : x
  2. Step 2: Convert to fraction form
    482,956.04/724,138.56 = 230,313.80/x
  3. Step 3: Cross multiply
    482,956.04x = 724,138.56 × 230,313.80
  4. Step 4: Simplify right side
    482,956.04x = 166,779,103,480.13
  5. Step 5: Solve for x
    x = 166,779,103,480.13/482,956.04
  6. Step 6: Final answer
    x = 345,329.78

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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.