Home / 876,062.32-1,208,965.80-494,088.28

Finding the Fourth Proportional to 876,062.32, 1,208,965.80 and 494,088.28

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Solution

The fourth proportional to 876,062.32, 1,208,965.80 and 494,088.28 is: 681,841.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,062.32 : 1,208,965.80 = 494,088.28 : x
  2. Step 2: Convert to fraction form
    876,062.32/1,208,965.80 = 494,088.28/x
  3. Step 3: Cross multiply
    876,062.32x = 1,208,965.80 × 494,088.28
  4. Step 4: Simplify right side
    876,062.32x = 597,335,832,700.82
  5. Step 5: Solve for x
    x = 597,335,832,700.82/876,062.32
  6. Step 6: Final answer
    x = 681,841.71

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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.