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Finding the Fourth Proportional to 574,170.27, 860,676.45 and 361,090.46

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Solution

The fourth proportional to 574,170.27, 860,676.45 and 361,090.46 is: 541,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,170.27 : 860,676.45 = 361,090.46 : x
  2. Step 2: Convert to fraction form
    574,170.27/860,676.45 = 361,090.46/x
  3. Step 3: Cross multiply
    574,170.27x = 860,676.45 × 361,090.46
  4. Step 4: Simplify right side
    574,170.27x = 310,782,053,436.22
  5. Step 5: Solve for x
    x = 310,782,053,436.22/574,170.27
  6. Step 6: Final answer
    x = 541,271.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.