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Finding the Fourth Proportional to 454,406.48, 627,117.01 and 250,493.69

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Solution

The fourth proportional to 454,406.48, 627,117.01 and 250,493.69 is: 345,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,406.48 : 627,117.01 = 250,493.69 : x
  2. Step 2: Convert to fraction form
    454,406.48/627,117.01 = 250,493.69/x
  3. Step 3: Cross multiply
    454,406.48x = 627,117.01 × 250,493.69
  4. Step 4: Simplify right side
    454,406.48x = 157,088,853,896.67
  5. Step 5: Solve for x
    x = 157,088,853,896.67/454,406.48
  6. Step 6: Final answer
    x = 345,701.17

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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.