Home / 632,877.09-949,414.23-212,054.55

Finding the Fourth Proportional to 632,877.09, 949,414.23 and 212,054.55

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Solution

The fourth proportional to 632,877.09, 949,414.23 and 212,054.55 is: 318,114.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,877.09 : 949,414.23 = 212,054.55 : x
  2. Step 2: Convert to fraction form
    632,877.09/949,414.23 = 212,054.55/x
  3. Step 3: Cross multiply
    632,877.09x = 949,414.23 × 212,054.55
  4. Step 4: Simplify right side
    632,877.09x = 201,327,607,306.25
  5. Step 5: Solve for x
    x = 201,327,607,306.25/632,877.09
  6. Step 6: Final answer
    x = 318,114.86

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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.