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Finding the Fourth Proportional to 304,876.71, 457,310.91 and 94,514.65

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Solution

The fourth proportional to 304,876.71, 457,310.91 and 94,514.65 is: 141,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,876.71 : 457,310.91 = 94,514.65 : x
  2. Step 2: Convert to fraction form
    304,876.71/457,310.91 = 94,514.65/x
  3. Step 3: Cross multiply
    304,876.71x = 457,310.91 × 94,514.65
  4. Step 4: Simplify right side
    304,876.71x = 43,222,579,810.98
  5. Step 5: Solve for x
    x = 43,222,579,810.98/304,876.71
  6. Step 6: Final answer
    x = 141,770.68

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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.