Home / 897,129.20-1,344,170.48-541,395.84

Finding the Fourth Proportional to 897,129.20, 1,344,170.48 and 541,395.84

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Solution

The fourth proportional to 897,129.20, 1,344,170.48 and 541,395.84 is: 811,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,129.20 : 1,344,170.48 = 541,395.84 : x
  2. Step 2: Convert to fraction form
    897,129.20/1,344,170.48 = 541,395.84/x
  3. Step 3: Cross multiply
    897,129.20x = 1,344,170.48 × 541,395.84
  4. Step 4: Simplify right side
    897,129.20x = 727,728,306,122.80
  5. Step 5: Solve for x
    x = 727,728,306,122.80/897,129.20
  6. Step 6: Final answer
    x = 811,174.47

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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.