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Finding the Fourth Proportional to 454,460.85, 627,127.29 and 250,500.48

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Solution

The fourth proportional to 454,460.85, 627,127.29 and 250,500.48 is: 345,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,460.85 : 627,127.29 = 250,500.48 : x
  2. Step 2: Convert to fraction form
    454,460.85/627,127.29 = 250,500.48/x
  3. Step 3: Cross multiply
    454,460.85x = 627,127.29 × 250,500.48
  4. Step 4: Simplify right side
    454,460.85x = 157,095,687,166.10
  5. Step 5: Solve for x
    x = 157,095,687,166.10/454,460.85
  6. Step 6: Final answer
    x = 345,674.85

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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.