Home / 824,488.40-1,236,732.60-682,770.80

Finding the Fourth Proportional to 824,488.40, 1,236,732.60 and 682,770.80

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Solution

The fourth proportional to 824,488.40, 1,236,732.60 and 682,770.80 is: 1,024,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,488.40 : 1,236,732.60 = 682,770.80 : x
  2. Step 2: Convert to fraction form
    824,488.40/1,236,732.60 = 682,770.80/x
  3. Step 3: Cross multiply
    824,488.40x = 1,236,732.60 × 682,770.80
  4. Step 4: Simplify right side
    824,488.40x = 844,404,906,688.08
  5. Step 5: Solve for x
    x = 844,404,906,688.08/824,488.40
  6. Step 6: Final answer
    x = 1,024,156.20

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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.