Home / 348,043.29-521,031.51-189,791.97

Finding the Fourth Proportional to 348,043.29, 521,031.51 and 189,791.97

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Solution

The fourth proportional to 348,043.29, 521,031.51 and 189,791.97 is: 284,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,043.29 : 521,031.51 = 189,791.97 : x
  2. Step 2: Convert to fraction form
    348,043.29/521,031.51 = 189,791.97/x
  3. Step 3: Cross multiply
    348,043.29x = 521,031.51 × 189,791.97
  4. Step 4: Simplify right side
    348,043.29x = 98,887,596,714.97
  5. Step 5: Solve for x
    x = 98,887,596,714.97/348,043.29
  6. Step 6: Final answer
    x = 284,124.42

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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.