Home / 731,973.60-1,098,140.40-252,208.80

Finding the Fourth Proportional to 731,973.60, 1,098,140.40 and 252,208.80

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Solution

The fourth proportional to 731,973.60, 1,098,140.40 and 252,208.80 is: 378,375.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,973.60 : 1,098,140.40 = 252,208.80 : x
  2. Step 2: Convert to fraction form
    731,973.60/1,098,140.40 = 252,208.80/x
  3. Step 3: Cross multiply
    731,973.60x = 1,098,140.40 × 252,208.80
  4. Step 4: Simplify right side
    731,973.60x = 276,960,672,515.52
  5. Step 5: Solve for x
    x = 276,960,672,515.52/731,973.60
  6. Step 6: Final answer
    x = 378,375.22

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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.