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Finding the Fourth Proportional to 567,016.62, 850,699.92 and 212,066.52

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Solution

The fourth proportional to 567,016.62, 850,699.92 and 212,066.52 is: 318,165.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,016.62 : 850,699.92 = 212,066.52 : x
  2. Step 2: Convert to fraction form
    567,016.62/850,699.92 = 212,066.52/x
  3. Step 3: Cross multiply
    567,016.62x = 850,699.92 × 212,066.52
  4. Step 4: Simplify right side
    567,016.62x = 180,404,971,598.68
  5. Step 5: Solve for x
    x = 180,404,971,598.68/567,016.62
  6. Step 6: Final answer
    x = 318,165.23

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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.