Home / 632,250.53-872,518.46-345,789.03

Finding the Fourth Proportional to 632,250.53, 872,518.46 and 345,789.03

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Solution

The fourth proportional to 632,250.53, 872,518.46 and 345,789.03 is: 477,195.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,250.53 : 872,518.46 = 345,789.03 : x
  2. Step 2: Convert to fraction form
    632,250.53/872,518.46 = 345,789.03/x
  3. Step 3: Cross multiply
    632,250.53x = 872,518.46 × 345,789.03
  4. Step 4: Simplify right side
    632,250.53x = 301,707,310,211.55
  5. Step 5: Solve for x
    x = 301,707,310,211.55/632,250.53
  6. Step 6: Final answer
    x = 477,195.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.