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Finding the Fourth Proportional to 440.69, 608.16 and 244.19

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Solution

The fourth proportional to 440.69, 608.16 and 244.19 is: 336.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.69 : 608.16 = 244.19 : x
  2. Step 2: Convert to fraction form
    440.69/608.16 = 244.19/x
  3. Step 3: Cross multiply
    440.69x = 608.16 × 244.19
  4. Step 4: Simplify right side
    440.69x = 148,506.59
  5. Step 5: Solve for x
    x = 148,506.59/440.69
  6. Step 6: Final answer
    x = 336.99

Related Problems

Find fourth proportional to 220.35, 304.08 and 122.10
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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.