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Finding the Fourth Proportional to 580.01, 870.14 and 195.25

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Solution

The fourth proportional to 580.01, 870.14 and 195.25 is: 292.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    580.01 : 870.14 = 195.25 : x
  2. Step 2: Convert to fraction form
    580.01/870.14 = 195.25/x
  3. Step 3: Cross multiply
    580.01x = 870.14 × 195.25
  4. Step 4: Simplify right side
    580.01x = 169,894.84
  5. Step 5: Solve for x
    x = 169,894.84/580.01
  6. Step 6: Final answer
    x = 292.92

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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.