Home / 513,024.60-769,609.80-158,001.60

Finding the Fourth Proportional to 513,024.60, 769,609.80 and 158,001.60

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Solution

The fourth proportional to 513,024.60, 769,609.80 and 158,001.60 is: 237,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,024.60 : 769,609.80 = 158,001.60 : x
  2. Step 2: Convert to fraction form
    513,024.60/769,609.80 = 158,001.60/x
  3. Step 3: Cross multiply
    513,024.60x = 769,609.80 × 158,001.60
  4. Step 4: Simplify right side
    513,024.60x = 121,599,579,775.68
  5. Step 5: Solve for x
    x = 121,599,579,775.68/513,024.60
  6. Step 6: Final answer
    x = 237,024.85

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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.