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Finding the Fourth Proportional to 323,158.39, 484,015.73 and 234,207.70

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Solution

The fourth proportional to 323,158.39, 484,015.73 and 234,207.70 is: 350,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,158.39 : 484,015.73 = 234,207.70 : x
  2. Step 2: Convert to fraction form
    323,158.39/484,015.73 = 234,207.70/x
  3. Step 3: Cross multiply
    323,158.39x = 484,015.73 × 234,207.70
  4. Step 4: Simplify right side
    323,158.39x = 113,360,210,887.12
  5. Step 5: Solve for x
    x = 113,360,210,887.12/323,158.39
  6. Step 6: Final answer
    x = 350,788.39

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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.