Home / 383,517.27-575,572.95-308,820.33

Finding the Fourth Proportional to 383,517.27, 575,572.95 and 308,820.33

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Solution

The fourth proportional to 383,517.27, 575,572.95 and 308,820.33 is: 463,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,517.27 : 575,572.95 = 308,820.33 : x
  2. Step 2: Convert to fraction form
    383,517.27/575,572.95 = 308,820.33/x
  3. Step 3: Cross multiply
    383,517.27x = 575,572.95 × 308,820.33
  4. Step 4: Simplify right side
    383,517.27x = 177,748,628,358.07
  5. Step 5: Solve for x
    x = 177,748,628,358.07/383,517.27
  6. Step 6: Final answer
    x = 463,469.69

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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.