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Finding the Fourth Proportional to 234,035.40, 351,398.70 and 181,504.20

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Solution

The fourth proportional to 234,035.40, 351,398.70 and 181,504.20 is: 272,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,035.40 : 351,398.70 = 181,504.20 : x
  2. Step 2: Convert to fraction form
    234,035.40/351,398.70 = 181,504.20/x
  3. Step 3: Cross multiply
    234,035.40x = 351,398.70 × 181,504.20
  4. Step 4: Simplify right side
    234,035.40x = 63,780,339,924.54
  5. Step 5: Solve for x
    x = 63,780,339,924.54/234,035.40
  6. Step 6: Final answer
    x = 272,524.33

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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.