Home / 591,199.16-815,919.90-336,509.24

Finding the Fourth Proportional to 591,199.16, 815,919.90 and 336,509.24

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Solution

The fourth proportional to 591,199.16, 815,919.90 and 336,509.24 is: 464,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,199.16 : 815,919.90 = 336,509.24 : x
  2. Step 2: Convert to fraction form
    591,199.16/815,919.90 = 336,509.24/x
  3. Step 3: Cross multiply
    591,199.16x = 815,919.90 × 336,509.24
  4. Step 4: Simplify right side
    591,199.16x = 274,564,585,449.88
  5. Step 5: Solve for x
    x = 274,564,585,449.88/591,199.16
  6. Step 6: Final answer
    x = 464,419.78

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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.