Home / 1,026,874.79-1,540,269.30-268,699.45

Finding the Fourth Proportional to 1,026,874.79, 1,540,269.30 and 268,699.45

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Solution

The fourth proportional to 1,026,874.79, 1,540,269.30 and 268,699.45 is: 403,037.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,874.79 : 1,540,269.30 = 268,699.45 : x
  2. Step 2: Convert to fraction form
    1,026,874.79/1,540,269.30 = 268,699.45/x
  3. Step 3: Cross multiply
    1,026,874.79x = 1,540,269.30 × 268,699.45
  4. Step 4: Simplify right side
    1,026,874.79x = 413,869,513,761.89
  5. Step 5: Solve for x
    x = 413,869,513,761.89/1,026,874.79
  6. Step 6: Final answer
    x = 403,037.95

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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.