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Finding the Fourth Proportional to 887.04, 1,224.09 and 533.00

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Solution

The fourth proportional to 887.04, 1,224.09 and 533.00 is: 735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    887.04 : 1,224.09 = 533.00 : x
  2. Step 2: Convert to fraction form
    887.04/1,224.09 = 533.00/x
  3. Step 3: Cross multiply
    887.04x = 1,224.09 × 533.00
  4. Step 4: Simplify right side
    887.04x = 652,433.85
  5. Step 5: Solve for x
    x = 652,433.85/887.04
  6. Step 6: Final answer
    x = 735.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.