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Finding the Fourth Proportional to 573,808.14, 860,396.22 and 236,772.18

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Solution

The fourth proportional to 573,808.14, 860,396.22 and 236,772.18 is: 355,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,808.14 : 860,396.22 = 236,772.18 : x
  2. Step 2: Convert to fraction form
    573,808.14/860,396.22 = 236,772.18/x
  3. Step 3: Cross multiply
    573,808.14x = 860,396.22 × 236,772.18
  4. Step 4: Simplify right side
    573,808.14x = 203,717,888,673.16
  5. Step 5: Solve for x
    x = 203,717,888,673.16/573,808.14
  6. Step 6: Final answer
    x = 355,027.88

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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.