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Finding the Fourth Proportional to 567,194.34, 850,808.01 and 212,140.62

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Solution

The fourth proportional to 567,194.34, 850,808.01 and 212,140.62 is: 318,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,194.34 : 850,808.01 = 212,140.62 : x
  2. Step 2: Convert to fraction form
    567,194.34/850,808.01 = 212,140.62/x
  3. Step 3: Cross multiply
    567,194.34x = 850,808.01 × 212,140.62
  4. Step 4: Simplify right side
    567,194.34x = 180,490,938,742.37
  5. Step 5: Solve for x
    x = 180,490,938,742.37/567,194.34
  6. Step 6: Final answer
    x = 318,217.10

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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.