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Finding the Fourth Proportional to 522,368.61, 783,552.92 and 344,834.03

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Solution

The fourth proportional to 522,368.61, 783,552.92 and 344,834.03 is: 517,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,368.61 : 783,552.92 = 344,834.03 : x
  2. Step 2: Convert to fraction form
    522,368.61/783,552.92 = 344,834.03/x
  3. Step 3: Cross multiply
    522,368.61x = 783,552.92 × 344,834.03
  4. Step 4: Simplify right side
    522,368.61x = 270,195,705,479.93
  5. Step 5: Solve for x
    x = 270,195,705,479.93/522,368.61
  6. Step 6: Final answer
    x = 517,251.04

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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.