Home / 288,255.14-432,648.48-146,200.10

Finding the Fourth Proportional to 288,255.14, 432,648.48 and 146,200.10

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Solution

The fourth proportional to 288,255.14, 432,648.48 and 146,200.10 is: 219,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,255.14 : 432,648.48 = 146,200.10 : x
  2. Step 2: Convert to fraction form
    288,255.14/432,648.48 = 146,200.10/x
  3. Step 3: Cross multiply
    288,255.14x = 432,648.48 × 146,200.10
  4. Step 4: Simplify right side
    288,255.14x = 63,253,251,040.85
  5. Step 5: Solve for x
    x = 63,253,251,040.85/288,255.14
  6. Step 6: Final answer
    x = 219,434.95

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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.