Home / 997,059.60-1,493,839.80-818,600.40

Finding the Fourth Proportional to 997,059.60, 1,493,839.80 and 818,600.40

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Solution

The fourth proportional to 997,059.60, 1,493,839.80 and 818,600.40 is: 1,226,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,059.60 : 1,493,839.80 = 818,600.40 : x
  2. Step 2: Convert to fraction form
    997,059.60/1,493,839.80 = 818,600.40/x
  3. Step 3: Cross multiply
    997,059.60x = 1,493,839.80 × 818,600.40
  4. Step 4: Simplify right side
    997,059.60x = 1,222,857,857,815.92
  5. Step 5: Solve for x
    x = 1,222,857,857,815.92/997,059.60
  6. Step 6: Final answer
    x = 1,226,464.15

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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.