Home / 461,289.72-691,963.77-195,015.18

Finding the Fourth Proportional to 461,289.72, 691,963.77 and 195,015.18

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Solution

The fourth proportional to 461,289.72, 691,963.77 and 195,015.18 is: 292,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,289.72 : 691,963.77 = 195,015.18 : x
  2. Step 2: Convert to fraction form
    461,289.72/691,963.77 = 195,015.18/x
  3. Step 3: Cross multiply
    461,289.72x = 691,963.77 × 195,015.18
  4. Step 4: Simplify right side
    461,289.72x = 134,943,439,160.03
  5. Step 5: Solve for x
    x = 134,943,439,160.03/461,289.72
  6. Step 6: Final answer
    x = 292,535.11

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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.