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Finding the Fourth Proportional to 454,349.34, 627,006.24 and 250,407.54

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Solution

The fourth proportional to 454,349.34, 627,006.24 and 250,407.54 is: 345,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,349.34 : 627,006.24 = 250,407.54 : x
  2. Step 2: Convert to fraction form
    454,349.34/627,006.24 = 250,407.54/x
  3. Step 3: Cross multiply
    454,349.34x = 627,006.24 × 250,407.54
  4. Step 4: Simplify right side
    454,349.34x = 157,007,090,123.05
  5. Step 5: Solve for x
    x = 157,007,090,123.05/454,349.34
  6. Step 6: Final answer
    x = 345,564.69

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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.