Home / 366,982.90-550,342.29-127,031.61

Finding the Fourth Proportional to 366,982.90, 550,342.29 and 127,031.61

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Solution

The fourth proportional to 366,982.90, 550,342.29 and 127,031.61 is: 190,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,982.90 : 550,342.29 = 127,031.61 : x
  2. Step 2: Convert to fraction form
    366,982.90/550,342.29 = 127,031.61/x
  3. Step 3: Cross multiply
    366,982.90x = 550,342.29 × 127,031.61
  4. Step 4: Simplify right side
    366,982.90x = 69,910,863,762.92
  5. Step 5: Solve for x
    x = 69,910,863,762.92/366,982.90
  6. Step 6: Final answer
    x = 190,501.69

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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.