Home / 242,517.10-363,775.65-204,025.90

Finding the Fourth Proportional to 242,517.10, 363,775.65 and 204,025.90

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Solution

The fourth proportional to 242,517.10, 363,775.65 and 204,025.90 is: 306,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,517.10 : 363,775.65 = 204,025.90 : x
  2. Step 2: Convert to fraction form
    242,517.10/363,775.65 = 204,025.90/x
  3. Step 3: Cross multiply
    242,517.10x = 363,775.65 × 204,025.90
  4. Step 4: Simplify right side
    242,517.10x = 74,219,654,389.34
  5. Step 5: Solve for x
    x = 74,219,654,389.34/242,517.10
  6. Step 6: Final answer
    x = 306,038.85

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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.