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Finding the Fourth Proportional to 454,561.40, 627,265.84 and 250,601.18

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Solution

The fourth proportional to 454,561.40, 627,265.84 and 250,601.18 is: 345,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,561.40 : 627,265.84 = 250,601.18 : x
  2. Step 2: Convert to fraction form
    454,561.40/627,265.84 = 250,601.18/x
  3. Step 3: Cross multiply
    454,561.40x = 627,265.84 × 250,601.18
  4. Step 4: Simplify right side
    454,561.40x = 157,193,559,677.69
  5. Step 5: Solve for x
    x = 157,193,559,677.69/454,561.40
  6. Step 6: Final answer
    x = 345,813.70

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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.