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Finding the Fourth Proportional to 445,737.29, 668,598.63 and 179,491.10

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Solution

The fourth proportional to 445,737.29, 668,598.63 and 179,491.10 is: 269,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,737.29 : 668,598.63 = 179,491.10 : x
  2. Step 2: Convert to fraction form
    445,737.29/668,598.63 = 179,491.10/x
  3. Step 3: Cross multiply
    445,737.29x = 668,598.63 × 179,491.10
  4. Step 4: Simplify right side
    445,737.29x = 120,007,500,214.20
  5. Step 5: Solve for x
    x = 120,007,500,214.20/445,737.29
  6. Step 6: Final answer
    x = 269,233.70

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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.