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Finding the Fourth Proportional to 536,020.30, 804,048.21 and 269,635.66

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Solution

The fourth proportional to 536,020.30, 804,048.21 and 269,635.66 is: 404,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,020.30 : 804,048.21 = 269,635.66 : x
  2. Step 2: Convert to fraction form
    536,020.30/804,048.21 = 269,635.66/x
  3. Step 3: Cross multiply
    536,020.30x = 804,048.21 × 269,635.66
  4. Step 4: Simplify right side
    536,020.30x = 216,800,066,753.91
  5. Step 5: Solve for x
    x = 216,800,066,753.91/536,020.30
  6. Step 6: Final answer
    x = 404,462.42

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1.5x scale

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.