Home / 340,493.29-469,902.07-187,531.44

Finding the Fourth Proportional to 340,493.29, 469,902.07 and 187,531.44

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Solution

The fourth proportional to 340,493.29, 469,902.07 and 187,531.44 is: 258,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,493.29 : 469,902.07 = 187,531.44 : x
  2. Step 2: Convert to fraction form
    340,493.29/469,902.07 = 187,531.44/x
  3. Step 3: Cross multiply
    340,493.29x = 469,902.07 × 187,531.44
  4. Step 4: Simplify right side
    340,493.29x = 88,121,411,846.08
  5. Step 5: Solve for x
    x = 88,121,411,846.08/340,493.29
  6. Step 6: Final answer
    x = 258,805.13

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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.