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Finding the Fourth Proportional to 482,670.84, 724,048.83 and 179,068.53

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Solution

The fourth proportional to 482,670.84, 724,048.83 and 179,068.53 is: 268,618.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,670.84 : 724,048.83 = 179,068.53 : x
  2. Step 2: Convert to fraction form
    482,670.84/724,048.83 = 179,068.53/x
  3. Step 3: Cross multiply
    482,670.84x = 724,048.83 × 179,068.53
  4. Step 4: Simplify right side
    482,670.84x = 129,654,359,636.32
  5. Step 5: Solve for x
    x = 129,654,359,636.32/482,670.84
  6. Step 6: Final answer
    x = 268,618.59

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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.