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Finding the Fourth Proportional to 701.50, 968.18 and 535.39

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Solution

The fourth proportional to 701.50, 968.18 and 535.39 is: 738.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.50 : 968.18 = 535.39 : x
  2. Step 2: Convert to fraction form
    701.50/968.18 = 535.39/x
  3. Step 3: Cross multiply
    701.50x = 968.18 × 535.39
  4. Step 4: Simplify right side
    701.50x = 518,353.63
  5. Step 5: Solve for x
    x = 518,353.63/701.50
  6. Step 6: Final answer
    x = 738.93

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Double scale
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1.5x scale

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.