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Finding the Fourth Proportional to 795.95, 1,193.91 and 210.99

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Solution

The fourth proportional to 795.95, 1,193.91 and 210.99 is: 316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.95 : 1,193.91 = 210.99 : x
  2. Step 2: Convert to fraction form
    795.95/1,193.91 = 210.99/x
  3. Step 3: Cross multiply
    795.95x = 1,193.91 × 210.99
  4. Step 4: Simplify right side
    795.95x = 251,900.04
  5. Step 5: Solve for x
    x = 251,900.04/795.95
  6. Step 6: Final answer
    x = 316.48

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.