Home / 841,454.97-1,262,641.70-487,160.97

Finding the Fourth Proportional to 841,454.97, 1,262,641.70 and 487,160.97

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Solution

The fourth proportional to 841,454.97, 1,262,641.70 and 487,160.97 is: 731,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,454.97 : 1,262,641.70 = 487,160.97 : x
  2. Step 2: Convert to fraction form
    841,454.97/1,262,641.70 = 487,160.97/x
  3. Step 3: Cross multiply
    841,454.97x = 1,262,641.70 × 487,160.97
  4. Step 4: Simplify right side
    841,454.97x = 615,109,755,334.45
  5. Step 5: Solve for x
    x = 615,109,755,334.45/841,454.97
  6. Step 6: Final answer
    x = 731,007.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.