Home / 571,617.44-788,775.24-329,977.86

Finding the Fourth Proportional to 571,617.44, 788,775.24 and 329,977.86

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Solution

The fourth proportional to 571,617.44, 788,775.24 and 329,977.86 is: 455,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,617.44 : 788,775.24 = 329,977.86 : x
  2. Step 2: Convert to fraction form
    571,617.44/788,775.24 = 329,977.86/x
  3. Step 3: Cross multiply
    571,617.44x = 788,775.24 × 329,977.86
  4. Step 4: Simplify right side
    571,617.44x = 260,278,365,716.19
  5. Step 5: Solve for x
    x = 260,278,365,716.19/571,617.44
  6. Step 6: Final answer
    x = 455,336.64

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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.