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Finding the Fourth Proportional to 461.18, 636.12 and 362.77

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Solution

The fourth proportional to 461.18, 636.12 and 362.77 is: 500.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    461.18 : 636.12 = 362.77 : x
  2. Step 2: Convert to fraction form
    461.18/636.12 = 362.77/x
  3. Step 3: Cross multiply
    461.18x = 636.12 × 362.77
  4. Step 4: Simplify right side
    461.18x = 230,763.66
  5. Step 5: Solve for x
    x = 230,763.66/461.18
  6. Step 6: Final answer
    x = 500.37

Related Problems

Find fourth proportional to 230.59, 318.06 and 181.38
Half scale
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Double scale
Find fourth proportional to 462.18, 637.50 and 363.77
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.