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Finding the Fourth Proportional to 454,369.46, 627,001.54 and 250,409.02

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Solution

The fourth proportional to 454,369.46, 627,001.54 and 250,409.02 is: 345,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,369.46 : 627,001.54 = 250,409.02 : x
  2. Step 2: Convert to fraction form
    454,369.46/627,001.54 = 250,409.02/x
  3. Step 3: Cross multiply
    454,369.46x = 627,001.54 × 250,409.02
  4. Step 4: Simplify right side
    454,369.46x = 157,006,841,169.89
  5. Step 5: Solve for x
    x = 157,006,841,169.89/454,369.46
  6. Step 6: Final answer
    x = 345,548.84

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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.