Home / 833,883.13-1,150,759.68-451,909.90

Finding the Fourth Proportional to 833,883.13, 1,150,759.68 and 451,909.90

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Solution

The fourth proportional to 833,883.13, 1,150,759.68 and 451,909.90 is: 623,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,883.13 : 1,150,759.68 = 451,909.90 : x
  2. Step 2: Convert to fraction form
    833,883.13/1,150,759.68 = 451,909.90/x
  3. Step 3: Cross multiply
    833,883.13x = 1,150,759.68 × 451,909.90
  4. Step 4: Simplify right side
    833,883.13x = 520,039,691,912.83
  5. Step 5: Solve for x
    x = 520,039,691,912.83/833,883.13
  6. Step 6: Final answer
    x = 623,636.18

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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.