Home / 667,394.34-1,001,083.15-161,959.50

Finding the Fourth Proportional to 667,394.34, 1,001,083.15 and 161,959.50

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Solution

The fourth proportional to 667,394.34, 1,001,083.15 and 161,959.50 is: 242,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,394.34 : 1,001,083.15 = 161,959.50 : x
  2. Step 2: Convert to fraction form
    667,394.34/1,001,083.15 = 161,959.50/x
  3. Step 3: Cross multiply
    667,394.34x = 1,001,083.15 × 161,959.50
  4. Step 4: Simplify right side
    667,394.34x = 162,134,926,634.87
  5. Step 5: Solve for x
    x = 162,134,926,634.87/667,394.34
  6. Step 6: Final answer
    x = 242,937.22

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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.