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Finding the Fourth Proportional to 567,958.40, 853,687.20 and 536,465.60

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Solution

The fourth proportional to 567,958.40, 853,687.20 and 536,465.60 is: 806,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,958.40 : 853,687.20 = 536,465.60 : x
  2. Step 2: Convert to fraction form
    567,958.40/853,687.20 = 536,465.60/x
  3. Step 3: Cross multiply
    567,958.40x = 853,687.20 × 536,465.60
  4. Step 4: Simplify right side
    567,958.40x = 457,973,815,960.32
  5. Step 5: Solve for x
    x = 457,973,815,960.32/567,958.40
  6. Step 6: Final answer
    x = 806,350.99

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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.