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Finding the Fourth Proportional to 558.26, 837.23 and 193.04

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Solution

The fourth proportional to 558.26, 837.23 and 193.04 is: 289.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.26 : 837.23 = 193.04 : x
  2. Step 2: Convert to fraction form
    558.26/837.23 = 193.04/x
  3. Step 3: Cross multiply
    558.26x = 837.23 × 193.04
  4. Step 4: Simplify right side
    558.26x = 161,613.73
  5. Step 5: Solve for x
    x = 161,613.73/558.26
  6. Step 6: Final answer
    x = 289.50

Related Problems

Find fourth proportional to 279.13, 418.61 and 96.52
Half scale
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Double scale
Find fourth proportional to 559.26, 838.72 and 194.04
Similar ratio
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1.5x scale

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.