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Finding the Fourth Proportional to 571,063.26, 788,067.18 and 341,630.22

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Solution

The fourth proportional to 571,063.26, 788,067.18 and 341,630.22 is: 471,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,063.26 : 788,067.18 = 341,630.22 : x
  2. Step 2: Convert to fraction form
    571,063.26/788,067.18 = 341,630.22/x
  3. Step 3: Cross multiply
    571,063.26x = 788,067.18 × 341,630.22
  4. Step 4: Simplify right side
    571,063.26x = 269,227,564,078.18
  5. Step 5: Solve for x
    x = 269,227,564,078.18/571,063.26
  6. Step 6: Final answer
    x = 471,449.63

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1.5x scale

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.