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Finding the Fourth Proportional to 349,006.93, 523,659.47 and 169,225.27

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Solution

The fourth proportional to 349,006.93, 523,659.47 and 169,225.27 is: 253,910.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,006.93 : 523,659.47 = 169,225.27 : x
  2. Step 2: Convert to fraction form
    349,006.93/523,659.47 = 169,225.27/x
  3. Step 3: Cross multiply
    349,006.93x = 523,659.47 × 169,225.27
  4. Step 4: Simplify right side
    349,006.93x = 88,616,413,043.53
  5. Step 5: Solve for x
    x = 88,616,413,043.53/349,006.93
  6. Step 6: Final answer
    x = 253,910.18

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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.