Home / 762,423.52-1,143,643.48-229,949.17

Finding the Fourth Proportional to 762,423.52, 1,143,643.48 and 229,949.17

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Solution

The fourth proportional to 762,423.52, 1,143,643.48 and 229,949.17 is: 344,926.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,423.52 : 1,143,643.48 = 229,949.17 : x
  2. Step 2: Convert to fraction form
    762,423.52/1,143,643.48 = 229,949.17/x
  3. Step 3: Cross multiply
    762,423.52x = 1,143,643.48 × 229,949.17
  4. Step 4: Simplify right side
    762,423.52x = 262,979,869,001.91
  5. Step 5: Solve for x
    x = 262,979,869,001.91/762,423.52
  6. Step 6: Final answer
    x = 344,926.23

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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.