Home / 253,002.16-379,565.52-178,268.27

Finding the Fourth Proportional to 253,002.16, 379,565.52 and 178,268.27

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Solution

The fourth proportional to 253,002.16, 379,565.52 and 178,268.27 is: 267,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,002.16 : 379,565.52 = 178,268.27 : x
  2. Step 2: Convert to fraction form
    253,002.16/379,565.52 = 178,268.27/x
  3. Step 3: Cross multiply
    253,002.16x = 379,565.52 × 178,268.27
  4. Step 4: Simplify right side
    253,002.16x = 67,664,486,704.22
  5. Step 5: Solve for x
    x = 67,664,486,704.22/253,002.16
  6. Step 6: Final answer
    x = 267,446.28

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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.