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Finding the Fourth Proportional to 573,409.16, 860,217.44 and 236,262.25

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Solution

The fourth proportional to 573,409.16, 860,217.44 and 236,262.25 is: 354,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,409.16 : 860,217.44 = 236,262.25 : x
  2. Step 2: Convert to fraction form
    573,409.16/860,217.44 = 236,262.25/x
  3. Step 3: Cross multiply
    573,409.16x = 860,217.44 × 236,262.25
  4. Step 4: Simplify right side
    573,409.16x = 203,236,907,757.60
  5. Step 5: Solve for x
    x = 203,236,907,757.60/573,409.16
  6. Step 6: Final answer
    x = 354,436.10

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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.