Home / 461,209.86-636,485.38-267,602.96

Finding the Fourth Proportional to 461,209.86, 636,485.38 and 267,602.96

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Solution

The fourth proportional to 461,209.86, 636,485.38 and 267,602.96 is: 369,301.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,209.86 : 636,485.38 = 267,602.96 : x
  2. Step 2: Convert to fraction form
    461,209.86/636,485.38 = 267,602.96/x
  3. Step 3: Cross multiply
    461,209.86x = 636,485.38 × 267,602.96
  4. Step 4: Simplify right side
    461,209.86x = 170,325,367,833.29
  5. Step 5: Solve for x
    x = 170,325,367,833.29/461,209.86
  6. Step 6: Final answer
    x = 369,301.23

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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.