Home / 412,829.40-619,098.30-146,598.60

Finding the Fourth Proportional to 412,829.40, 619,098.30 and 146,598.60

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Solution

The fourth proportional to 412,829.40, 619,098.30 and 146,598.60 is: 219,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,829.40 : 619,098.30 = 146,598.60 : x
  2. Step 2: Convert to fraction form
    412,829.40/619,098.30 = 146,598.60/x
  3. Step 3: Cross multiply
    412,829.40x = 619,098.30 × 146,598.60
  4. Step 4: Simplify right side
    412,829.40x = 90,758,944,042.38
  5. Step 5: Solve for x
    x = 90,758,944,042.38/412,829.40
  6. Step 6: Final answer
    x = 219,846.13

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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.