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Finding the Fourth Proportional to 411,077.08, 567,377.88 and 249,898

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Solution

The fourth proportional to 411,077.08, 567,377.88 and 249,898 is: 344,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,077.08 : 567,377.88 = 249,898 : x
  2. Step 2: Convert to fraction form
    411,077.08/567,377.88 = 249,898/x
  3. Step 3: Cross multiply
    411,077.08x = 567,377.88 × 249,898
  4. Step 4: Simplify right side
    411,077.08x = 141,786,597,456.24
  5. Step 5: Solve for x
    x = 141,786,597,456.24/411,077.08
  6. Step 6: Final answer
    x = 344,914.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.