Home / 1,149,013.49-1,723,908.42-509,229.72

Finding the Fourth Proportional to 1,149,013.49, 1,723,908.42 and 509,229.72

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Solution

The fourth proportional to 1,149,013.49, 1,723,908.42 and 509,229.72 is: 764,016.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,013.49 : 1,723,908.42 = 509,229.72 : x
  2. Step 2: Convert to fraction form
    1,149,013.49/1,723,908.42 = 509,229.72/x
  3. Step 3: Cross multiply
    1,149,013.49x = 1,723,908.42 × 509,229.72
  4. Step 4: Simplify right side
    1,149,013.49x = 877,865,402,022.24
  5. Step 5: Solve for x
    x = 877,865,402,022.24/1,149,013.49
  6. Step 6: Final answer
    x = 764,016.62

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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.