Home / 762,162.28-1,143,391.65-229,656.94

Finding the Fourth Proportional to 762,162.28, 1,143,391.65 and 229,656.94

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Solution

The fourth proportional to 762,162.28, 1,143,391.65 and 229,656.94 is: 344,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,162.28 : 1,143,391.65 = 229,656.94 : x
  2. Step 2: Convert to fraction form
    762,162.28/1,143,391.65 = 229,656.94/x
  3. Step 3: Cross multiply
    762,162.28x = 1,143,391.65 × 229,656.94
  4. Step 4: Simplify right side
    762,162.28x = 262,587,827,560.55
  5. Step 5: Solve for x
    x = 262,587,827,560.55/762,162.28
  6. Step 6: Final answer
    x = 344,530.08

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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.