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Finding the Fourth Proportional to 269,810.62, 404,502.44 and 101,312.18

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Solution

The fourth proportional to 269,810.62, 404,502.44 and 101,312.18 is: 151,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,810.62 : 404,502.44 = 101,312.18 : x
  2. Step 2: Convert to fraction form
    269,810.62/404,502.44 = 101,312.18/x
  3. Step 3: Cross multiply
    269,810.62x = 404,502.44 × 101,312.18
  4. Step 4: Simplify right side
    269,810.62x = 40,981,022,484.39
  5. Step 5: Solve for x
    x = 40,981,022,484.39/269,810.62
  6. Step 6: Final answer
    x = 151,888.10

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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.