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Finding the Fourth Proportional to 536,342.28, 804,500.94 and 270,031.29

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Solution

The fourth proportional to 536,342.28, 804,500.94 and 270,031.29 is: 405,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,342.28 : 804,500.94 = 270,031.29 : x
  2. Step 2: Convert to fraction form
    536,342.28/804,500.94 = 270,031.29/x
  3. Step 3: Cross multiply
    536,342.28x = 804,500.94 × 270,031.29
  4. Step 4: Simplify right side
    536,342.28x = 217,240,426,634.41
  5. Step 5: Solve for x
    x = 217,240,426,634.41/536,342.28
  6. Step 6: Final answer
    x = 405,040.65

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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.