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Finding the Fourth Proportional to 573,521.14, 860,225.77 and 174,165.36

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Solution

The fourth proportional to 573,521.14, 860,225.77 and 174,165.36 is: 261,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,521.14 : 860,225.77 = 174,165.36 : x
  2. Step 2: Convert to fraction form
    573,521.14/860,225.77 = 174,165.36/x
  3. Step 3: Cross multiply
    573,521.14x = 860,225.77 × 174,165.36
  4. Step 4: Simplify right side
    573,521.14x = 149,821,530,913.33
  5. Step 5: Solve for x
    x = 149,821,530,913.33/573,521.14
  6. Step 6: Final answer
    x = 261,231.05

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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.