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Finding the Fourth Proportional to 444,305.92, 613,126.92 and 253,380.76

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Solution

The fourth proportional to 444,305.92, 613,126.92 and 253,380.76 is: 349,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,305.92 : 613,126.92 = 253,380.76 : x
  2. Step 2: Convert to fraction form
    444,305.92/613,126.92 = 253,380.76/x
  3. Step 3: Cross multiply
    444,305.92x = 613,126.92 × 253,380.76
  4. Step 4: Simplify right side
    444,305.92x = 155,354,564,966.06
  5. Step 5: Solve for x
    x = 155,354,564,966.06/444,305.92
  6. Step 6: Final answer
    x = 349,656.75

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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.