Home / 667,572.32-1,001,347.52-162,137.46

Finding the Fourth Proportional to 667,572.32, 1,001,347.52 and 162,137.46

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Solution

The fourth proportional to 667,572.32, 1,001,347.52 and 162,137.46 is: 243,203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,572.32 : 1,001,347.52 = 162,137.46 : x
  2. Step 2: Convert to fraction form
    667,572.32/1,001,347.52 = 162,137.46/x
  3. Step 3: Cross multiply
    667,572.32x = 1,001,347.52 × 162,137.46
  4. Step 4: Simplify right side
    667,572.32x = 162,355,943,470.10
  5. Step 5: Solve for x
    x = 162,355,943,470.10/667,572.32
  6. Step 6: Final answer
    x = 243,203.53

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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.