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Finding the Fourth Proportional to 779,350.88, 1,169,034.88 and 273,926.28

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Solution

The fourth proportional to 779,350.88, 1,169,034.88 and 273,926.28 is: 410,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,350.88 : 1,169,034.88 = 273,926.28 : x
  2. Step 2: Convert to fraction form
    779,350.88/1,169,034.88 = 273,926.28/x
  3. Step 3: Cross multiply
    779,350.88x = 1,169,034.88 × 273,926.28
  4. Step 4: Simplify right side
    779,350.88x = 320,229,375,868.65
  5. Step 5: Solve for x
    x = 320,229,375,868.65/779,350.88
  6. Step 6: Final answer
    x = 410,892.43

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1.5x scale

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.