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Finding the Fourth Proportional to 324,876.48, 487,258.83 and 88,238.22

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Solution

The fourth proportional to 324,876.48, 487,258.83 and 88,238.22 is: 132,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,876.48 : 487,258.83 = 88,238.22 : x
  2. Step 2: Convert to fraction form
    324,876.48/487,258.83 = 88,238.22/x
  3. Step 3: Cross multiply
    324,876.48x = 487,258.83 × 88,238.22
  4. Step 4: Simplify right side
    324,876.48x = 42,994,851,838.48
  5. Step 5: Solve for x
    x = 42,994,851,838.48/324,876.48
  6. Step 6: Final answer
    x = 132,342.15

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1.5x scale

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.