Home / 779,825.80-1,169,738.70-750,301.30

Finding the Fourth Proportional to 779,825.80, 1,169,738.70 and 750,301.30

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Solution

The fourth proportional to 779,825.80, 1,169,738.70 and 750,301.30 is: 1,125,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,825.80 : 1,169,738.70 = 750,301.30 : x
  2. Step 2: Convert to fraction form
    779,825.80/1,169,738.70 = 750,301.30/x
  3. Step 3: Cross multiply
    779,825.80x = 1,169,738.70 × 750,301.30
  4. Step 4: Simplify right side
    779,825.80x = 877,656,467,270.31
  5. Step 5: Solve for x
    x = 877,656,467,270.31/779,825.80
  6. Step 6: Final answer
    x = 1,125,451.95

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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.