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Finding the Fourth Proportional to 735.01, 1,014.23 and 616.55

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Solution

The fourth proportional to 735.01, 1,014.23 and 616.55 is: 850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.01 : 1,014.23 = 616.55 : x
  2. Step 2: Convert to fraction form
    735.01/1,014.23 = 616.55/x
  3. Step 3: Cross multiply
    735.01x = 1,014.23 × 616.55
  4. Step 4: Simplify right side
    735.01x = 625,323.51
  5. Step 5: Solve for x
    x = 625,323.51/735.01
  6. Step 6: Final answer
    x = 850.77

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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.