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Finding the Fourth Proportional to 483,278.41, 724,714.57 and 183,593.53

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Solution

The fourth proportional to 483,278.41, 724,714.57 and 183,593.53 is: 275,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,278.41 : 724,714.57 = 183,593.53 : x
  2. Step 2: Convert to fraction form
    483,278.41/724,714.57 = 183,593.53/x
  3. Step 3: Cross multiply
    483,278.41x = 724,714.57 × 183,593.53
  4. Step 4: Simplify right side
    483,278.41x = 133,052,906,148.73
  5. Step 5: Solve for x
    x = 133,052,906,148.73/483,278.41
  6. Step 6: Final answer
    x = 275,313.16

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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.