Home / 779,706.26-1,169,431.22-274,148.42

Finding the Fourth Proportional to 779,706.26, 1,169,431.22 and 274,148.42

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Solution

The fourth proportional to 779,706.26, 1,169,431.22 and 274,148.42 is: 411,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,706.26 : 1,169,431.22 = 274,148.42 : x
  2. Step 2: Convert to fraction form
    779,706.26/1,169,431.22 = 274,148.42/x
  3. Step 3: Cross multiply
    779,706.26x = 1,169,431.22 × 274,148.42
  4. Step 4: Simplify right side
    779,706.26x = 320,597,721,261.67
  5. Step 5: Solve for x
    x = 320,597,721,261.67/779,706.26
  6. Step 6: Final answer
    x = 411,177.56

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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.