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Finding the Fourth Proportional to 234,888.32, 324,010.32 and 149,909.60

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Solution

The fourth proportional to 234,888.32, 324,010.32 and 149,909.60 is: 206,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,888.32 : 324,010.32 = 149,909.60 : x
  2. Step 2: Convert to fraction form
    234,888.32/324,010.32 = 149,909.60/x
  3. Step 3: Cross multiply
    234,888.32x = 324,010.32 × 149,909.60
  4. Step 4: Simplify right side
    234,888.32x = 48,572,257,467.07
  5. Step 5: Solve for x
    x = 48,572,257,467.07/234,888.32
  6. Step 6: Final answer
    x = 206,788.73

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1.5x scale

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.