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Finding the Fourth Proportional to 454,283.52, 626,915.46 and 250,341.74

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Solution

The fourth proportional to 454,283.52, 626,915.46 and 250,341.74 is: 345,473.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,283.52 : 626,915.46 = 250,341.74 : x
  2. Step 2: Convert to fraction form
    454,283.52/626,915.46 = 250,341.74/x
  3. Step 3: Cross multiply
    454,283.52x = 626,915.46 × 250,341.74
  4. Step 4: Simplify right side
    454,283.52x = 156,943,103,954.72
  5. Step 5: Solve for x
    x = 156,943,103,954.72/454,283.52
  6. Step 6: Final answer
    x = 345,473.91

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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.