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Finding the Fourth Proportional to 436.67, 602.19 and 295.19

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Solution

The fourth proportional to 436.67, 602.19 and 295.19 is: 407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.67 : 602.19 = 295.19 : x
  2. Step 2: Convert to fraction form
    436.67/602.19 = 295.19/x
  3. Step 3: Cross multiply
    436.67x = 602.19 × 295.19
  4. Step 4: Simplify right side
    436.67x = 177,763.31
  5. Step 5: Solve for x
    x = 177,763.31/436.67
  6. Step 6: Final answer
    x = 407.09

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Double scale
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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.