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Finding the Fourth Proportional to 450,337.86, 675,508.17 and 365,696.43

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Solution

The fourth proportional to 450,337.86, 675,508.17 and 365,696.43 is: 548,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,337.86 : 675,508.17 = 365,696.43 : x
  2. Step 2: Convert to fraction form
    450,337.86/675,508.17 = 365,696.43/x
  3. Step 3: Cross multiply
    450,337.86x = 675,508.17 × 365,696.43
  4. Step 4: Simplify right side
    450,337.86x = 247,030,926,204.83
  5. Step 5: Solve for x
    x = 247,030,926,204.83/450,337.86
  6. Step 6: Final answer
    x = 548,545.77

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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.