Home / 571,519.35-857,792.97-305,507.25

Finding the Fourth Proportional to 571,519.35, 857,792.97 and 305,507.25

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Solution

The fourth proportional to 571,519.35, 857,792.97 and 305,507.25 is: 458,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,519.35 : 857,792.97 = 305,507.25 : x
  2. Step 2: Convert to fraction form
    571,519.35/857,792.97 = 305,507.25/x
  3. Step 3: Cross multiply
    571,519.35x = 857,792.97 × 305,507.25
  4. Step 4: Simplify right side
    571,519.35x = 262,061,971,334.03
  5. Step 5: Solve for x
    x = 262,061,971,334.03/571,519.35
  6. Step 6: Final answer
    x = 458,535.61

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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.