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Finding the Fourth Proportional to 295.61, 407.70 and 184.95

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Solution

The fourth proportional to 295.61, 407.70 and 184.95 is: 255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.61 : 407.70 = 184.95 : x
  2. Step 2: Convert to fraction form
    295.61/407.70 = 184.95/x
  3. Step 3: Cross multiply
    295.61x = 407.70 × 184.95
  4. Step 4: Simplify right side
    295.61x = 75,404.12
  5. Step 5: Solve for x
    x = 75,404.12/295.61
  6. Step 6: Final answer
    x = 255.08

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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.