Home / 657,264.76-907,067.38-370,680.28

Finding the Fourth Proportional to 657,264.76, 907,067.38 and 370,680.28

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Solution

The fourth proportional to 657,264.76, 907,067.38 and 370,680.28 is: 511,562.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,264.76 : 907,067.38 = 370,680.28 : x
  2. Step 2: Convert to fraction form
    657,264.76/907,067.38 = 370,680.28/x
  3. Step 3: Cross multiply
    657,264.76x = 907,067.38 × 370,680.28
  4. Step 4: Simplify right side
    657,264.76x = 336,231,990,397.27
  5. Step 5: Solve for x
    x = 336,231,990,397.27/657,264.76
  6. Step 6: Final answer
    x = 511,562.48

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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.