Home / 667,397.34-1,001,087.66-161,962.50

Finding the Fourth Proportional to 667,397.34, 1,001,087.66 and 161,962.50

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Solution

The fourth proportional to 667,397.34, 1,001,087.66 and 161,962.50 is: 242,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,397.34 : 1,001,087.66 = 161,962.50 : x
  2. Step 2: Convert to fraction form
    667,397.34/1,001,087.66 = 161,962.50/x
  3. Step 3: Cross multiply
    667,397.34x = 1,001,087.66 × 161,962.50
  4. Step 4: Simplify right side
    667,397.34x = 162,138,659,322.94
  5. Step 5: Solve for x
    x = 162,138,659,322.94/667,397.34
  6. Step 6: Final answer
    x = 242,941.72

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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.