Home / 496,117.77-743,739.75-196,808.55

Finding the Fourth Proportional to 496,117.77, 743,739.75 and 196,808.55

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Solution

The fourth proportional to 496,117.77, 743,739.75 and 196,808.55 is: 295,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,117.77 : 743,739.75 = 196,808.55 : x
  2. Step 2: Convert to fraction form
    496,117.77/743,739.75 = 196,808.55/x
  3. Step 3: Cross multiply
    496,117.77x = 743,739.75 × 196,808.55
  4. Step 4: Simplify right side
    496,117.77x = 146,374,341,774.86
  5. Step 5: Solve for x
    x = 146,374,341,774.86/496,117.77
  6. Step 6: Final answer
    x = 295,039.51

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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.