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Finding the Fourth Proportional to 1,169.03, 1,753.02 and 347.02

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Solution

The fourth proportional to 1,169.03, 1,753.02 and 347.02 is: 520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169.03 : 1,753.02 = 347.02 : x
  2. Step 2: Convert to fraction form
    1,169.03/1,753.02 = 347.02/x
  3. Step 3: Cross multiply
    1,169.03x = 1,753.02 × 347.02
  4. Step 4: Simplify right side
    1,169.03x = 608,333.00
  5. Step 5: Solve for x
    x = 608,333.00/1,169.03
  6. Step 6: Final answer
    x = 520.37

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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.