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Finding the Fourth Proportional to 662,599.62, 994,058.19 and 213,362.73

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Solution

The fourth proportional to 662,599.62, 994,058.19 and 213,362.73 is: 320,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,599.62 : 994,058.19 = 213,362.73 : x
  2. Step 2: Convert to fraction form
    662,599.62/994,058.19 = 213,362.73/x
  3. Step 3: Cross multiply
    662,599.62x = 994,058.19 × 213,362.73
  4. Step 4: Simplify right side
    662,599.62x = 212,094,969,197.26
  5. Step 5: Solve for x
    x = 212,094,969,197.26/662,599.62
  6. Step 6: Final answer
    x = 320,095.22

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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.