Home / 366,983.90-550,343.78-127,032.61

Finding the Fourth Proportional to 366,983.90, 550,343.78 and 127,032.61

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Solution

The fourth proportional to 366,983.90, 550,343.78 and 127,032.61 is: 190,503.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,983.90 : 550,343.78 = 127,032.61 : x
  2. Step 2: Convert to fraction form
    366,983.90/550,343.78 = 127,032.61/x
  3. Step 3: Cross multiply
    366,983.90x = 550,343.78 × 127,032.61
  4. Step 4: Simplify right side
    366,983.90x = 69,911,606,770.67
  5. Step 5: Solve for x
    x = 69,911,606,770.67/366,983.90
  6. Step 6: Final answer
    x = 190,503.20

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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.