Home / 366,945.30-550,288.35-130,295.70

Finding the Fourth Proportional to 366,945.30, 550,288.35 and 130,295.70

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Solution

The fourth proportional to 366,945.30, 550,288.35 and 130,295.70 is: 195,397.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,945.30 : 550,288.35 = 130,295.70 : x
  2. Step 2: Convert to fraction form
    366,945.30/550,288.35 = 130,295.70/x
  3. Step 3: Cross multiply
    366,945.30x = 550,288.35 × 130,295.70
  4. Step 4: Simplify right side
    366,945.30x = 71,700,205,765.10
  5. Step 5: Solve for x
    x = 71,700,205,765.10/366,945.30
  6. Step 6: Final answer
    x = 195,397.53

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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.