Home / 571,077.97-788,170.37-329,312.41

Finding the Fourth Proportional to 571,077.97, 788,170.37 and 329,312.41

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Solution

The fourth proportional to 571,077.97, 788,170.37 and 329,312.41 is: 454,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,077.97 : 788,170.37 = 329,312.41 : x
  2. Step 2: Convert to fraction form
    571,077.97/788,170.37 = 329,312.41/x
  3. Step 3: Cross multiply
    571,077.97x = 788,170.37 × 329,312.41
  4. Step 4: Simplify right side
    571,077.97x = 259,554,280,418.30
  5. Step 5: Solve for x
    x = 259,554,280,418.30/571,077.97
  6. Step 6: Final answer
    x = 454,498.85

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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.