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Finding the Fourth Proportional to 469,160.46, 647,442.54 and 254,300.28

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Solution

The fourth proportional to 469,160.46, 647,442.54 and 254,300.28 is: 350,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,160.46 : 647,442.54 = 254,300.28 : x
  2. Step 2: Convert to fraction form
    469,160.46/647,442.54 = 254,300.28/x
  3. Step 3: Cross multiply
    469,160.46x = 647,442.54 × 254,300.28
  4. Step 4: Simplify right side
    469,160.46x = 164,644,819,205.91
  5. Step 5: Solve for x
    x = 164,644,819,205.91/469,160.46
  6. Step 6: Final answer
    x = 350,934.99

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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.