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Finding the Fourth Proportional to 295,637.90, 443,456.85 and 295,637.90

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Solution

The fourth proportional to 295,637.90, 443,456.85 and 295,637.90 is: 443,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,637.90 : 443,456.85 = 295,637.90 : x
  2. Step 2: Convert to fraction form
    295,637.90/443,456.85 = 295,637.90/x
  3. Step 3: Cross multiply
    295,637.90x = 443,456.85 × 295,637.90
  4. Step 4: Simplify right side
    295,637.90x = 131,102,651,874.62
  5. Step 5: Solve for x
    x = 131,102,651,874.62/295,637.90
  6. Step 6: Final answer
    x = 443,456.85

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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.