Home / 925,252.32-1,387,897.50-285,556.44

Finding the Fourth Proportional to 925,252.32, 1,387,897.50 and 285,556.44

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Solution

The fourth proportional to 925,252.32, 1,387,897.50 and 285,556.44 is: 428,340.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,252.32 : 1,387,897.50 = 285,556.44 : x
  2. Step 2: Convert to fraction form
    925,252.32/1,387,897.50 = 285,556.44/x
  3. Step 3: Cross multiply
    925,252.32x = 1,387,897.50 × 285,556.44
  4. Step 4: Simplify right side
    925,252.32x = 396,323,069,184.90
  5. Step 5: Solve for x
    x = 396,323,069,184.90/925,252.32
  6. Step 6: Final answer
    x = 428,340.53

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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.