Home / 779,267.80-1,168,940.10-406,019.80

Finding the Fourth Proportional to 779,267.80, 1,168,940.10 and 406,019.80

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Solution

The fourth proportional to 779,267.80, 1,168,940.10 and 406,019.80 is: 609,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,267.80 : 1,168,940.10 = 406,019.80 : x
  2. Step 2: Convert to fraction form
    779,267.80/1,168,940.10 = 406,019.80/x
  3. Step 3: Cross multiply
    779,267.80x = 1,168,940.10 × 406,019.80
  4. Step 4: Simplify right side
    779,267.80x = 474,612,825,613.98
  5. Step 5: Solve for x
    x = 474,612,825,613.98/779,267.80
  6. Step 6: Final answer
    x = 609,049.71

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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.