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Finding the Fourth Proportional to 269,774.28, 404,865.64 and 151,545.06

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Solution

The fourth proportional to 269,774.28, 404,865.64 and 151,545.06 is: 227,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,774.28 : 404,865.64 = 151,545.06 : x
  2. Step 2: Convert to fraction form
    269,774.28/404,865.64 = 151,545.06/x
  3. Step 3: Cross multiply
    269,774.28x = 404,865.64 × 151,545.06
  4. Step 4: Simplify right side
    269,774.28x = 61,355,387,705.74
  5. Step 5: Solve for x
    x = 61,355,387,705.74/269,774.28
  6. Step 6: Final answer
    x = 227,432.31

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1.5x scale

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.