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Finding the Fourth Proportional to 348,552.68, 523,149.66 and 215,692.52

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Solution

The fourth proportional to 348,552.68, 523,149.66 and 215,692.52 is: 323,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,552.68 : 523,149.66 = 215,692.52 : x
  2. Step 2: Convert to fraction form
    348,552.68/523,149.66 = 215,692.52/x
  3. Step 3: Cross multiply
    348,552.68x = 523,149.66 × 215,692.52
  4. Step 4: Simplify right side
    348,552.68x = 112,839,468,502.54
  5. Step 5: Solve for x
    x = 112,839,468,502.54/348,552.68
  6. Step 6: Final answer
    x = 323,737.20

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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.