Home / 377,385.30-566,340.40-243,934.56

Finding the Fourth Proportional to 377,385.30, 566,340.40 and 243,934.56

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Solution

The fourth proportional to 377,385.30, 566,340.40 and 243,934.56 is: 366,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,385.30 : 566,340.40 = 243,934.56 : x
  2. Step 2: Convert to fraction form
    377,385.30/566,340.40 = 243,934.56/x
  3. Step 3: Cross multiply
    377,385.30x = 566,340.40 × 243,934.56
  4. Step 4: Simplify right side
    377,385.30x = 138,149,996,284.22
  5. Step 5: Solve for x
    x = 138,149,996,284.22/377,385.30
  6. Step 6: Final answer
    x = 366,071.48

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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.