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Finding the Fourth Proportional to 483,304.60, 724,082.10 and 413,320.60

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Solution

The fourth proportional to 483,304.60, 724,082.10 and 413,320.60 is: 619,232.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,304.60 : 724,082.10 = 413,320.60 : x
  2. Step 2: Convert to fraction form
    483,304.60/724,082.10 = 413,320.60/x
  3. Step 3: Cross multiply
    483,304.60x = 724,082.10 × 413,320.60
  4. Step 4: Simplify right side
    483,304.60x = 299,278,048,021.26
  5. Step 5: Solve for x
    x = 299,278,048,021.26/483,304.60
  6. Step 6: Final answer
    x = 619,232.77

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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.