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Finding the Fourth Proportional to 967,958.87, 1,335,815.87 and 532,409.90

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Solution

The fourth proportional to 967,958.87, 1,335,815.87 and 532,409.90 is: 734,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,958.87 : 1,335,815.87 = 532,409.90 : x
  2. Step 2: Convert to fraction form
    967,958.87/1,335,815.87 = 532,409.90/x
  3. Step 3: Cross multiply
    967,958.87x = 1,335,815.87 × 532,409.90
  4. Step 4: Simplify right side
    967,958.87x = 711,201,584,423.98
  5. Step 5: Solve for x
    x = 711,201,584,423.98/967,958.87
  6. Step 6: Final answer
    x = 734,743.60

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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.