Home / 750,899.73-1,126,754.19-545,756.70

Finding the Fourth Proportional to 750,899.73, 1,126,754.19 and 545,756.70

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Solution

The fourth proportional to 750,899.73, 1,126,754.19 and 545,756.70 is: 818,929.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,899.73 : 1,126,754.19 = 545,756.70 : x
  2. Step 2: Convert to fraction form
    750,899.73/1,126,754.19 = 545,756.70/x
  3. Step 3: Cross multiply
    750,899.73x = 1,126,754.19 × 545,756.70
  4. Step 4: Simplify right side
    750,899.73x = 614,933,648,445.57
  5. Step 5: Solve for x
    x = 614,933,648,445.57/750,899.73
  6. Step 6: Final answer
    x = 818,929.11

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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.