Home / 250,590.98-376,207.36-215,278.22

Finding the Fourth Proportional to 250,590.98, 376,207.36 and 215,278.22

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Solution

The fourth proportional to 250,590.98, 376,207.36 and 215,278.22 is: 323,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,590.98 : 376,207.36 = 215,278.22 : x
  2. Step 2: Convert to fraction form
    250,590.98/376,207.36 = 215,278.22/x
  3. Step 3: Cross multiply
    250,590.98x = 376,207.36 × 215,278.22
  4. Step 4: Simplify right side
    250,590.98x = 80,989,250,811.70
  5. Step 5: Solve for x
    x = 80,989,250,811.70/250,590.98
  6. Step 6: Final answer
    x = 323,193.00

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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.