Home / 803,151.18-1,204,766.71-263,461.84

Finding the Fourth Proportional to 803,151.18, 1,204,766.71 and 263,461.84

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Solution

The fourth proportional to 803,151.18, 1,204,766.71 and 263,461.84 is: 395,205.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,151.18 : 1,204,766.71 = 263,461.84 : x
  2. Step 2: Convert to fraction form
    803,151.18/1,204,766.71 = 263,461.84/x
  3. Step 3: Cross multiply
    803,151.18x = 1,204,766.71 × 263,461.84
  4. Step 4: Simplify right side
    803,151.18x = 317,410,050,516.78
  5. Step 5: Solve for x
    x = 317,410,050,516.78/803,151.18
  6. Step 6: Final answer
    x = 395,205.86

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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.