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Finding the Fourth Proportional to 337,968.50, 466,396.95 and 210,644

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Solution

The fourth proportional to 337,968.50, 466,396.95 and 210,644 is: 290,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,968.50 : 466,396.95 = 210,644 : x
  2. Step 2: Convert to fraction form
    337,968.50/466,396.95 = 210,644/x
  3. Step 3: Cross multiply
    337,968.50x = 466,396.95 × 210,644
  4. Step 4: Simplify right side
    337,968.50x = 98,243,719,135.80
  5. Step 5: Solve for x
    x = 98,243,719,135.80/337,968.50
  6. Step 6: Final answer
    x = 290,688.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.