Home / 803,106.18-1,204,770.42-270,779.49

Finding the Fourth Proportional to 803,106.18, 1,204,770.42 and 270,779.49

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Solution

The fourth proportional to 803,106.18, 1,204,770.42 and 270,779.49 is: 406,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,106.18 : 1,204,770.42 = 270,779.49 : x
  2. Step 2: Convert to fraction form
    803,106.18/1,204,770.42 = 270,779.49/x
  3. Step 3: Cross multiply
    803,106.18x = 1,204,770.42 × 270,779.49
  4. Step 4: Simplify right side
    803,106.18x = 326,227,119,894.69
  5. Step 5: Solve for x
    x = 326,227,119,894.69/803,106.18
  6. Step 6: Final answer
    x = 406,206.71

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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.