Home / 454,342.02-626,996.26-250,400.28

Finding the Fourth Proportional to 454,342.02, 626,996.26 and 250,400.28

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Solution

The fourth proportional to 454,342.02, 626,996.26 and 250,400.28 is: 345,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,342.02 : 626,996.26 = 250,400.28 : x
  2. Step 2: Convert to fraction form
    454,342.02/626,996.26 = 250,400.28/x
  3. Step 3: Cross multiply
    454,342.02x = 626,996.26 × 250,400.28
  4. Step 4: Simplify right side
    454,342.02x = 157,000,039,062.95
  5. Step 5: Solve for x
    x = 157,000,039,062.95/454,342.02
  6. Step 6: Final answer
    x = 345,554.74

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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.