Home / 232,922.40-349,383.60-215,815.20

Finding the Fourth Proportional to 232,922.40, 349,383.60 and 215,815.20

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Solution

The fourth proportional to 232,922.40, 349,383.60 and 215,815.20 is: 323,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,922.40 : 349,383.60 = 215,815.20 : x
  2. Step 2: Convert to fraction form
    232,922.40/349,383.60 = 215,815.20/x
  3. Step 3: Cross multiply
    232,922.40x = 349,383.60 × 215,815.20
  4. Step 4: Simplify right side
    232,922.40x = 75,402,291,510.72
  5. Step 5: Solve for x
    x = 75,402,291,510.72/232,922.40
  6. Step 6: Final answer
    x = 323,722.80

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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.