Home / 699,933.28-1,050,066.78-226,618.78

Finding the Fourth Proportional to 699,933.28, 1,050,066.78 and 226,618.78

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Solution

The fourth proportional to 699,933.28, 1,050,066.78 and 226,618.78 is: 339,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,933.28 : 1,050,066.78 = 226,618.78 : x
  2. Step 2: Convert to fraction form
    699,933.28/1,050,066.78 = 226,618.78/x
  3. Step 3: Cross multiply
    699,933.28x = 1,050,066.78 × 226,618.78
  4. Step 4: Simplify right side
    699,933.28x = 237,964,852,602.13
  5. Step 5: Solve for x
    x = 237,964,852,602.13/699,933.28
  6. Step 6: Final answer
    x = 339,982.19

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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.