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Finding the Fourth Proportional to 483,536.86, 667,268.74 and 268,677.48

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Solution

The fourth proportional to 483,536.86, 667,268.74 and 268,677.48 is: 370,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,536.86 : 667,268.74 = 268,677.48 : x
  2. Step 2: Convert to fraction form
    483,536.86/667,268.74 = 268,677.48/x
  3. Step 3: Cross multiply
    483,536.86x = 667,268.74 × 268,677.48
  4. Step 4: Simplify right side
    483,536.86x = 179,280,083,545.98
  5. Step 5: Solve for x
    x = 179,280,083,545.98/483,536.86
  6. Step 6: Final answer
    x = 370,768.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.