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Finding the Fourth Proportional to 440.77, 608.27 and 244.28

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Solution

The fourth proportional to 440.77, 608.27 and 244.28 is: 337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.77 : 608.27 = 244.28 : x
  2. Step 2: Convert to fraction form
    440.77/608.27 = 244.28/x
  3. Step 3: Cross multiply
    440.77x = 608.27 × 244.28
  4. Step 4: Simplify right side
    440.77x = 148,583.93
  5. Step 5: Solve for x
    x = 148,583.93/440.77
  6. Step 6: Final answer
    x = 337.10

Related Problems

Find fourth proportional to 220.38, 304.13 and 122.14
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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.