Home / 274,329.18-411,452.18-74,665.13

Finding the Fourth Proportional to 274,329.18, 411,452.18 and 74,665.13

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Solution

The fourth proportional to 274,329.18, 411,452.18 and 74,665.13 is: 111,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,329.18 : 411,452.18 = 74,665.13 : x
  2. Step 2: Convert to fraction form
    274,329.18/411,452.18 = 74,665.13/x
  3. Step 3: Cross multiply
    274,329.18x = 411,452.18 × 74,665.13
  4. Step 4: Simplify right side
    274,329.18x = 30,721,128,637.89
  5. Step 5: Solve for x
    x = 30,721,128,637.89/274,329.18
  6. Step 6: Final answer
    x = 111,986.37

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1.5x scale

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.