Home / 454,315.50-626,983.12-250,366.41

Finding the Fourth Proportional to 454,315.50, 626,983.12 and 250,366.41

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Solution

The fourth proportional to 454,315.50, 626,983.12 and 250,366.41 is: 345,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,315.50 : 626,983.12 = 250,366.41 : x
  2. Step 2: Convert to fraction form
    454,315.50/626,983.12 = 250,366.41/x
  3. Step 3: Cross multiply
    454,315.50x = 626,983.12 × 250,366.41
  4. Step 4: Simplify right side
    454,315.50x = 156,975,512,885.00
  5. Step 5: Solve for x
    x = 156,975,512,885.00/454,315.50
  6. Step 6: Final answer
    x = 345,520.93

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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.