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Finding the Fourth Proportional to 468,948.39, 647,149.02 and 254,088.62

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Solution

The fourth proportional to 468,948.39, 647,149.02 and 254,088.62 is: 350,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,948.39 : 647,149.02 = 254,088.62 : x
  2. Step 2: Convert to fraction form
    468,948.39/647,149.02 = 254,088.62/x
  3. Step 3: Cross multiply
    468,948.39x = 647,149.02 × 254,088.62
  4. Step 4: Simplify right side
    468,948.39x = 164,433,202,199.12
  5. Step 5: Solve for x
    x = 164,433,202,199.12/468,948.39
  6. Step 6: Final answer
    x = 350,642.43

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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.