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Finding the Fourth Proportional to 375,691.41, 562,602.32 and 262,843.29

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Solution

The fourth proportional to 375,691.41, 562,602.32 and 262,843.29 is: 393,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,691.41 : 562,602.32 = 262,843.29 : x
  2. Step 2: Convert to fraction form
    375,691.41/562,602.32 = 262,843.29/x
  3. Step 3: Cross multiply
    375,691.41x = 562,602.32 × 262,843.29
  4. Step 4: Simplify right side
    375,691.41x = 147,876,240,623.21
  5. Step 5: Solve for x
    x = 147,876,240,623.21/375,691.41
  6. Step 6: Final answer
    x = 393,610.92

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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.