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Finding the Fourth Proportional to 697.36, 1,047.66 and 600.16

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Solution

The fourth proportional to 697.36, 1,047.66 and 600.16 is: 901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.36 : 1,047.66 = 600.16 : x
  2. Step 2: Convert to fraction form
    697.36/1,047.66 = 600.16/x
  3. Step 3: Cross multiply
    697.36x = 1,047.66 × 600.16
  4. Step 4: Simplify right side
    697.36x = 628,763.63
  5. Step 5: Solve for x
    x = 628,763.63/697.36
  6. Step 6: Final answer
    x = 901.63

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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.