Home / 646,633.27-969,949.77-197,356.42

Finding the Fourth Proportional to 646,633.27, 969,949.77 and 197,356.42

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Solution

The fourth proportional to 646,633.27, 969,949.77 and 197,356.42 is: 296,034.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,633.27 : 969,949.77 = 197,356.42 : x
  2. Step 2: Convert to fraction form
    646,633.27/969,949.77 = 197,356.42/x
  3. Step 3: Cross multiply
    646,633.27x = 969,949.77 × 197,356.42
  4. Step 4: Simplify right side
    646,633.27x = 191,425,814,187.02
  5. Step 5: Solve for x
    x = 191,425,814,187.02/646,633.27
  6. Step 6: Final answer
    x = 296,034.59

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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.