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Finding the Fourth Proportional to 574,169.27, 860,674.95 and 361,089.46

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Solution

The fourth proportional to 574,169.27, 860,674.95 and 361,089.46 is: 541,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,169.27 : 860,674.95 = 361,089.46 : x
  2. Step 2: Convert to fraction form
    574,169.27/860,674.95 = 361,089.46/x
  3. Step 3: Cross multiply
    574,169.27x = 860,674.95 × 361,089.46
  4. Step 4: Simplify right side
    574,169.27x = 310,780,653,850.36
  5. Step 5: Solve for x
    x = 310,780,653,850.36/574,169.27
  6. Step 6: Final answer
    x = 541,270.09

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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.