Home / 572,778.41-790,577.10-331,200.27

Finding the Fourth Proportional to 572,778.41, 790,577.10 and 331,200.27

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Solution

The fourth proportional to 572,778.41, 790,577.10 and 331,200.27 is: 457,139.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,778.41 : 790,577.10 = 331,200.27 : x
  2. Step 2: Convert to fraction form
    572,778.41/790,577.10 = 331,200.27/x
  3. Step 3: Cross multiply
    572,778.41x = 790,577.10 × 331,200.27
  4. Step 4: Simplify right side
    572,778.41x = 261,839,348,975.82
  5. Step 5: Solve for x
    x = 261,839,348,975.82/572,778.41
  6. Step 6: Final answer
    x = 457,139.00

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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.