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Finding the Fourth Proportional to 558.01, 837.01 and 436.38

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Solution

The fourth proportional to 558.01, 837.01 and 436.38 is: 654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.01 : 837.01 = 436.38 : x
  2. Step 2: Convert to fraction form
    558.01/837.01 = 436.38/x
  3. Step 3: Cross multiply
    558.01x = 837.01 × 436.38
  4. Step 4: Simplify right side
    558.01x = 365,250.24
  5. Step 5: Solve for x
    x = 365,250.24/558.01
  6. Step 6: Final answer
    x = 654.56

Related Problems

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.