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Finding the Fourth Proportional to 350,078.85, 482,092.41 and 304,117.68

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Solution

The fourth proportional to 350,078.85, 482,092.41 and 304,117.68 is: 418,799.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,078.85 : 482,092.41 = 304,117.68 : x
  2. Step 2: Convert to fraction form
    350,078.85/482,092.41 = 304,117.68/x
  3. Step 3: Cross multiply
    350,078.85x = 482,092.41 × 304,117.68
  4. Step 4: Simplify right side
    350,078.85x = 146,612,825,274.81
  5. Step 5: Solve for x
    x = 146,612,825,274.81/350,078.85
  6. Step 6: Final answer
    x = 418,799.44

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1.5x scale

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.