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Finding the Fourth Proportional to 598.70, 826.29 and 336.77

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Solution

The fourth proportional to 598.70, 826.29 and 336.77 is: 464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.70 : 826.29 = 336.77 : x
  2. Step 2: Convert to fraction form
    598.70/826.29 = 336.77/x
  3. Step 3: Cross multiply
    598.70x = 826.29 × 336.77
  4. Step 4: Simplify right side
    598.70x = 278,267.90
  5. Step 5: Solve for x
    x = 278,267.90/598.70
  6. Step 6: Final answer
    x = 464.78

Related Problems

Find fourth proportional to 299.35, 413.14 and 168.38
Half scale
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Double scale
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Similar ratio
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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.