Home / 454,220.41-626,831.61-250,268.38

Finding the Fourth Proportional to 454,220.41, 626,831.61 and 250,268.38

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Solution

The fourth proportional to 454,220.41, 626,831.61 and 250,268.38 is: 345,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,220.41 : 626,831.61 = 250,268.38 : x
  2. Step 2: Convert to fraction form
    454,220.41/626,831.61 = 250,268.38/x
  3. Step 3: Cross multiply
    454,220.41x = 626,831.61 × 250,268.38
  4. Step 4: Simplify right side
    454,220.41x = 156,876,133,995.59
  5. Step 5: Solve for x
    x = 156,876,133,995.59/454,220.41
  6. Step 6: Final answer
    x = 345,374.47

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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.