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Finding the Fourth Proportional to 348,902.16, 481,483.62 and 195,919.08

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Solution

The fourth proportional to 348,902.16, 481,483.62 and 195,919.08 is: 270,367.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,902.16 : 481,483.62 = 195,919.08 : x
  2. Step 2: Convert to fraction form
    348,902.16/481,483.62 = 195,919.08/x
  3. Step 3: Cross multiply
    348,902.16x = 481,483.62 × 195,919.08
  4. Step 4: Simplify right side
    348,902.16x = 94,331,827,865.47
  5. Step 5: Solve for x
    x = 94,331,827,865.47/348,902.16
  6. Step 6: Final answer
    x = 270,367.57

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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.