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Finding the Fourth Proportional to 599.18, 826.18 and 480.77

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Solution

The fourth proportional to 599.18, 826.18 and 480.77 is: 662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.18 : 826.18 = 480.77 : x
  2. Step 2: Convert to fraction form
    599.18/826.18 = 480.77/x
  3. Step 3: Cross multiply
    599.18x = 826.18 × 480.77
  4. Step 4: Simplify right side
    599.18x = 397,203.03
  5. Step 5: Solve for x
    x = 397,203.03/599.18
  6. Step 6: Final answer
    x = 662.91

Related Problems

Find fourth proportional to 299.59, 413.09 and 240.38
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.