Home / 699,932.28-1,050,065.28-226,617.78

Finding the Fourth Proportional to 699,932.28, 1,050,065.28 and 226,617.78

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Solution

The fourth proportional to 699,932.28, 1,050,065.28 and 226,617.78 is: 339,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,932.28 : 1,050,065.28 = 226,617.78 : x
  2. Step 2: Convert to fraction form
    699,932.28/1,050,065.28 = 226,617.78/x
  3. Step 3: Cross multiply
    699,932.28x = 1,050,065.28 × 226,617.78
  4. Step 4: Simplify right side
    699,932.28x = 237,963,462,608.68
  5. Step 5: Solve for x
    x = 237,963,462,608.68/699,932.28
  6. Step 6: Final answer
    x = 339,980.69

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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.