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Finding the Fourth Proportional to 303,737.33, 455,599.85 and 79,092.79

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Solution

The fourth proportional to 303,737.33, 455,599.85 and 79,092.79 is: 118,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,737.33 : 455,599.85 = 79,092.79 : x
  2. Step 2: Convert to fraction form
    303,737.33/455,599.85 = 79,092.79/x
  3. Step 3: Cross multiply
    303,737.33x = 455,599.85 × 79,092.79
  4. Step 4: Simplify right side
    303,737.33x = 36,034,663,434.12
  5. Step 5: Solve for x
    x = 36,034,663,434.12/303,737.33
  6. Step 6: Final answer
    x = 118,637.58

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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.