Home / 1,170,272.54-1,754,708.30-486,334.66

Finding the Fourth Proportional to 1,170,272.54, 1,754,708.30 and 486,334.66

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Solution

The fourth proportional to 1,170,272.54, 1,754,708.30 and 486,334.66 is: 729,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,272.54 : 1,754,708.30 = 486,334.66 : x
  2. Step 2: Convert to fraction form
    1,170,272.54/1,754,708.30 = 486,334.66/x
  3. Step 3: Cross multiply
    1,170,272.54x = 1,754,708.30 × 486,334.66
  4. Step 4: Simplify right side
    1,170,272.54x = 853,375,453,274.46
  5. Step 5: Solve for x
    x = 853,375,453,274.46/1,170,272.54
  6. Step 6: Final answer
    x = 729,210.87

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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.