Home / 1,255,078.13-1,881,868.55-497,028.29

Finding the Fourth Proportional to 1,255,078.13, 1,881,868.55 and 497,028.29

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Solution

The fourth proportional to 1,255,078.13, 1,881,868.55 and 497,028.29 is: 745,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,078.13 : 1,881,868.55 = 497,028.29 : x
  2. Step 2: Convert to fraction form
    1,255,078.13/1,881,868.55 = 497,028.29/x
  3. Step 3: Cross multiply
    1,255,078.13x = 1,881,868.55 × 497,028.29
  4. Step 4: Simplify right side
    1,255,078.13x = 935,341,895,516.80
  5. Step 5: Solve for x
    x = 935,341,895,516.80/1,255,078.13
  6. Step 6: Final answer
    x = 745,245.95

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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.