Home / 313,372.20-469,280.70-251,164.20

Finding the Fourth Proportional to 313,372.20, 469,280.70 and 251,164.20

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Solution

The fourth proportional to 313,372.20, 469,280.70 and 251,164.20 is: 376,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,372.20 : 469,280.70 = 251,164.20 : x
  2. Step 2: Convert to fraction form
    313,372.20/469,280.70 = 251,164.20/x
  3. Step 3: Cross multiply
    313,372.20x = 469,280.70 × 251,164.20
  4. Step 4: Simplify right side
    313,372.20x = 117,866,511,590.94
  5. Step 5: Solve for x
    x = 117,866,511,590.94/313,372.20
  6. Step 6: Final answer
    x = 376,123.06

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1.5x scale

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.