Home / 412,827.22-619,214.64-146,552.68

Finding the Fourth Proportional to 412,827.22, 619,214.64 and 146,552.68

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Solution

The fourth proportional to 412,827.22, 619,214.64 and 146,552.68 is: 219,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,827.22 : 619,214.64 = 146,552.68 : x
  2. Step 2: Convert to fraction form
    412,827.22/619,214.64 = 146,552.68/x
  3. Step 3: Cross multiply
    412,827.22x = 619,214.64 × 146,552.68
  4. Step 4: Simplify right side
    412,827.22x = 90,747,564,987.24
  5. Step 5: Solve for x
    x = 90,747,564,987.24/412,827.22
  6. Step 6: Final answer
    x = 219,819.72

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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.