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Finding the Fourth Proportional to 574,860.24, 793,315.35 and 329,884.92

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Solution

The fourth proportional to 574,860.24, 793,315.35 and 329,884.92 is: 455,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,860.24 : 793,315.35 = 329,884.92 : x
  2. Step 2: Convert to fraction form
    574,860.24/793,315.35 = 329,884.92/x
  3. Step 3: Cross multiply
    574,860.24x = 793,315.35 × 329,884.92
  4. Step 4: Simplify right side
    574,860.24x = 261,702,770,769.52
  5. Step 5: Solve for x
    x = 261,702,770,769.52/574,860.24
  6. Step 6: Final answer
    x = 455,245.91

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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.