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Finding the Fourth Proportional to 573,372.45, 860,161.95 and 236,228.76

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Solution

The fourth proportional to 573,372.45, 860,161.95 and 236,228.76 is: 354,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,372.45 : 860,161.95 = 236,228.76 : x
  2. Step 2: Convert to fraction form
    573,372.45/860,161.95 = 236,228.76/x
  3. Step 3: Cross multiply
    573,372.45x = 860,161.95 × 236,228.76
  4. Step 4: Simplify right side
    573,372.45x = 203,194,990,847.68
  5. Step 5: Solve for x
    x = 203,194,990,847.68/573,372.45
  6. Step 6: Final answer
    x = 354,385.69

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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.