Home / 1,026,691.76-1,539,919.95-268,606.38

Finding the Fourth Proportional to 1,026,691.76, 1,539,919.95 and 268,606.38

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Solution

The fourth proportional to 1,026,691.76, 1,539,919.95 and 268,606.38 is: 402,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,691.76 : 1,539,919.95 = 268,606.38 : x
  2. Step 2: Convert to fraction form
    1,026,691.76/1,539,919.95 = 268,606.38/x
  3. Step 3: Cross multiply
    1,026,691.76x = 1,539,919.95 × 268,606.38
  4. Step 4: Simplify right side
    1,026,691.76x = 413,632,323,259.28
  5. Step 5: Solve for x
    x = 413,632,323,259.28/1,026,691.76
  6. Step 6: Final answer
    x = 402,878.78

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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.