Home / 663,212.10-994,891.05-242,579.10

Finding the Fourth Proportional to 663,212.10, 994,891.05 and 242,579.10

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Solution

The fourth proportional to 663,212.10, 994,891.05 and 242,579.10 is: 363,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,212.10 : 994,891.05 = 242,579.10 : x
  2. Step 2: Convert to fraction form
    663,212.10/994,891.05 = 242,579.10/x
  3. Step 3: Cross multiply
    663,212.10x = 994,891.05 × 242,579.10
  4. Step 4: Simplify right side
    663,212.10x = 241,339,775,507.06
  5. Step 5: Solve for x
    x = 241,339,775,507.06/663,212.10
  6. Step 6: Final answer
    x = 363,895.31

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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.