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Finding the Fourth Proportional to 348,567.80, 480,977.48 and 195,600.12

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Solution

The fourth proportional to 348,567.80, 480,977.48 and 195,600.12 is: 269,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,567.80 : 480,977.48 = 195,600.12 : x
  2. Step 2: Convert to fraction form
    348,567.80/480,977.48 = 195,600.12/x
  3. Step 3: Cross multiply
    348,567.80x = 480,977.48 × 195,600.12
  4. Step 4: Simplify right side
    348,567.80x = 94,079,252,805.30
  5. Step 5: Solve for x
    x = 94,079,252,805.30/348,567.80
  6. Step 6: Final answer
    x = 269,902.31

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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.