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Finding the Fourth Proportional to 269,812.69, 372,373.01 and 224,410.57

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Solution

The fourth proportional to 269,812.69, 372,373.01 and 224,410.57 is: 309,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,812.69 : 372,373.01 = 224,410.57 : x
  2. Step 2: Convert to fraction form
    269,812.69/372,373.01 = 224,410.57/x
  3. Step 3: Cross multiply
    269,812.69x = 372,373.01 × 224,410.57
  4. Step 4: Simplify right side
    269,812.69x = 83,564,439,426.72
  5. Step 5: Solve for x
    x = 83,564,439,426.72/269,812.69
  6. Step 6: Final answer
    x = 309,712.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.