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Finding the Fourth Proportional to 731.57, 1,097.51 and 244.49

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Solution

The fourth proportional to 731.57, 1,097.51 and 244.49 is: 366.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    731.57 : 1,097.51 = 244.49 : x
  2. Step 2: Convert to fraction form
    731.57/1,097.51 = 244.49/x
  3. Step 3: Cross multiply
    731.57x = 1,097.51 × 244.49
  4. Step 4: Simplify right side
    731.57x = 268,323.51
  5. Step 5: Solve for x
    x = 268,323.51/731.57
  6. Step 6: Final answer
    x = 366.78

Related Problems

Find fourth proportional to 365.78, 548.75 and 122.24
Half scale
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Double scale
Find fourth proportional to 732.57, 1,099.01 and 245.49
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.