Home / 758,379.60-1,137,188.16-252,763.29

Finding the Fourth Proportional to 758,379.60, 1,137,188.16 and 252,763.29

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Solution

The fourth proportional to 758,379.60, 1,137,188.16 and 252,763.29 is: 379,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,379.60 : 1,137,188.16 = 252,763.29 : x
  2. Step 2: Convert to fraction form
    758,379.60/1,137,188.16 = 252,763.29/x
  3. Step 3: Cross multiply
    758,379.60x = 1,137,188.16 × 252,763.29
  4. Step 4: Simplify right side
    758,379.60x = 287,439,420,670.65
  5. Step 5: Solve for x
    x = 287,439,420,670.65/758,379.60
  6. Step 6: Final answer
    x = 379,017.87

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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.