Home / 242,768.12-363,176.46-209,841.62

Finding the Fourth Proportional to 242,768.12, 363,176.46 and 209,841.62

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Solution

The fourth proportional to 242,768.12, 363,176.46 and 209,841.62 is: 313,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,768.12 : 363,176.46 = 209,841.62 : x
  2. Step 2: Convert to fraction form
    242,768.12/363,176.46 = 209,841.62/x
  3. Step 3: Cross multiply
    242,768.12x = 363,176.46 × 209,841.62
  4. Step 4: Simplify right side
    242,768.12x = 76,209,534,896.38
  5. Step 5: Solve for x
    x = 76,209,534,896.38/242,768.12
  6. Step 6: Final answer
    x = 313,919.05

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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.