Home / 351,134.48-484,565.01-198,204.86

Finding the Fourth Proportional to 351,134.48, 484,565.01 and 198,204.86

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Solution

The fourth proportional to 351,134.48, 484,565.01 and 198,204.86 is: 273,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,134.48 : 484,565.01 = 198,204.86 : x
  2. Step 2: Convert to fraction form
    351,134.48/484,565.01 = 198,204.86/x
  3. Step 3: Cross multiply
    351,134.48x = 484,565.01 × 198,204.86
  4. Step 4: Simplify right side
    351,134.48x = 96,043,139,967.95
  5. Step 5: Solve for x
    x = 96,043,139,967.95/351,134.48
  6. Step 6: Final answer
    x = 273,522.38

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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.