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Finding the Fourth Proportional to 454,440.53, 627,164.03 and 250,527.69

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Solution

The fourth proportional to 454,440.53, 627,164.03 and 250,527.69 is: 345,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,440.53 : 627,164.03 = 250,527.69 : x
  2. Step 2: Convert to fraction form
    454,440.53/627,164.03 = 250,527.69/x
  3. Step 3: Cross multiply
    454,440.53x = 627,164.03 × 250,527.69
  4. Step 4: Simplify right side
    454,440.53x = 157,121,956,313.31
  5. Step 5: Solve for x
    x = 157,121,956,313.31/454,440.53
  6. Step 6: Final answer
    x = 345,748.11

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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.