Home / 515,552.46-773,018.02-231,191.58

Finding the Fourth Proportional to 515,552.46, 773,018.02 and 231,191.58

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Solution

The fourth proportional to 515,552.46, 773,018.02 and 231,191.58 is: 346,648.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,552.46 : 773,018.02 = 231,191.58 : x
  2. Step 2: Convert to fraction form
    515,552.46/773,018.02 = 231,191.58/x
  3. Step 3: Cross multiply
    515,552.46x = 773,018.02 × 231,191.58
  4. Step 4: Simplify right side
    515,552.46x = 178,715,260,600.08
  5. Step 5: Solve for x
    x = 178,715,260,600.08/515,552.46
  6. Step 6: Final answer
    x = 346,648.06

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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.