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Finding the Fourth Proportional to 536,969.30, 804,532.35 and 255,881.30

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Solution

The fourth proportional to 536,969.30, 804,532.35 and 255,881.30 is: 383,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,969.30 : 804,532.35 = 255,881.30 : x
  2. Step 2: Convert to fraction form
    536,969.30/804,532.35 = 255,881.30/x
  3. Step 3: Cross multiply
    536,969.30x = 804,532.35 × 255,881.30
  4. Step 4: Simplify right side
    536,969.30x = 205,864,783,610.06
  5. Step 5: Solve for x
    x = 205,864,783,610.06/536,969.30
  6. Step 6: Final answer
    x = 383,382.78

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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.