Home / 758,382.10-1,137,191.91-252,765.79

Finding the Fourth Proportional to 758,382.10, 1,137,191.91 and 252,765.79

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Solution

The fourth proportional to 758,382.10, 1,137,191.91 and 252,765.79 is: 379,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,382.10 : 1,137,191.91 = 252,765.79 : x
  2. Step 2: Convert to fraction form
    758,382.10/1,137,191.91 = 252,765.79/x
  3. Step 3: Cross multiply
    758,382.10x = 1,137,191.91 × 252,765.79
  4. Step 4: Simplify right side
    758,382.10x = 287,443,211,512.76
  5. Step 5: Solve for x
    x = 287,443,211,512.76/758,382.10
  6. Step 6: Final answer
    x = 379,021.62

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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.