Home / 442,178.22-610,144.40-248,558.56

Finding the Fourth Proportional to 442,178.22, 610,144.40 and 248,558.56

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Solution

The fourth proportional to 442,178.22, 610,144.40 and 248,558.56 is: 342,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,178.22 : 610,144.40 = 248,558.56 : x
  2. Step 2: Convert to fraction form
    442,178.22/610,144.40 = 248,558.56/x
  3. Step 3: Cross multiply
    442,178.22x = 610,144.40 × 248,558.56
  4. Step 4: Simplify right side
    442,178.22x = 151,656,613,456.06
  5. Step 5: Solve for x
    x = 151,656,613,456.06/442,178.22
  6. Step 6: Final answer
    x = 342,976.22

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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.