Home / 368,084.09-551,562.96-247,695.21

Finding the Fourth Proportional to 368,084.09, 551,562.96 and 247,695.21

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Solution

The fourth proportional to 368,084.09, 551,562.96 and 247,695.21 is: 371,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,084.09 : 551,562.96 = 247,695.21 : x
  2. Step 2: Convert to fraction form
    368,084.09/551,562.96 = 247,695.21/x
  3. Step 3: Cross multiply
    368,084.09x = 551,562.96 × 247,695.21
  4. Step 4: Simplify right side
    368,084.09x = 136,619,500,447.61
  5. Step 5: Solve for x
    x = 136,619,500,447.61/368,084.09
  6. Step 6: Final answer
    x = 371,163.83

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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.