Home / 242,519.10-363,778.65-204,027.90

Finding the Fourth Proportional to 242,519.10, 363,778.65 and 204,027.90

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Solution

The fourth proportional to 242,519.10, 363,778.65 and 204,027.90 is: 306,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,519.10 : 363,778.65 = 204,027.90 : x
  2. Step 2: Convert to fraction form
    242,519.10/363,778.65 = 204,027.90/x
  3. Step 3: Cross multiply
    242,519.10x = 363,778.65 × 204,027.90
  4. Step 4: Simplify right side
    242,519.10x = 74,220,994,024.34
  5. Step 5: Solve for x
    x = 74,220,994,024.34/242,519.10
  6. Step 6: Final answer
    x = 306,041.85

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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.