Home / 816,996.60-1,226,493.30-462,257.40

Finding the Fourth Proportional to 816,996.60, 1,226,493.30 and 462,257.40

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Solution

The fourth proportional to 816,996.60, 1,226,493.30 and 462,257.40 is: 693,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,996.60 : 1,226,493.30 = 462,257.40 : x
  2. Step 2: Convert to fraction form
    816,996.60/1,226,493.30 = 462,257.40/x
  3. Step 3: Cross multiply
    816,996.60x = 1,226,493.30 × 462,257.40
  4. Step 4: Simplify right side
    816,996.60x = 566,955,603,975.42
  5. Step 5: Solve for x
    x = 566,955,603,975.42/816,996.60
  6. Step 6: Final answer
    x = 693,951.00

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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.