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Finding the Fourth Proportional to 536,270.40, 804,393.29 and 269,959.41

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Solution

The fourth proportional to 536,270.40, 804,393.29 and 269,959.41 is: 404,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,270.40 : 804,393.29 = 269,959.41 : x
  2. Step 2: Convert to fraction form
    536,270.40/804,393.29 = 269,959.41/x
  3. Step 3: Cross multiply
    536,270.40x = 804,393.29 × 269,959.41
  4. Step 4: Simplify right side
    536,270.40x = 217,153,537,976.36
  5. Step 5: Solve for x
    x = 217,153,537,976.36/536,270.40
  6. Step 6: Final answer
    x = 404,932.92

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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.