Home / 775,795.88-1,163,682.12-349,030.33

Finding the Fourth Proportional to 775,795.88, 1,163,682.12 and 349,030.33

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Solution

The fourth proportional to 775,795.88, 1,163,682.12 and 349,030.33 is: 523,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,795.88 : 1,163,682.12 = 349,030.33 : x
  2. Step 2: Convert to fraction form
    775,795.88/1,163,682.12 = 349,030.33/x
  3. Step 3: Cross multiply
    775,795.88x = 1,163,682.12 × 349,030.33
  4. Step 4: Simplify right side
    775,795.88x = 406,160,354,358.70
  5. Step 5: Solve for x
    x = 406,160,354,358.70/775,795.88
  6. Step 6: Final answer
    x = 523,540.23

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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.