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Finding the Fourth Proportional to 300,663.74, 414,902.37 and 179,871.63

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Solution

The fourth proportional to 300,663.74, 414,902.37 and 179,871.63 is: 248,214.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,663.74 : 414,902.37 = 179,871.63 : x
  2. Step 2: Convert to fraction form
    300,663.74/414,902.37 = 179,871.63/x
  3. Step 3: Cross multiply
    300,663.74x = 414,902.37 × 179,871.63
  4. Step 4: Simplify right side
    300,663.74x = 74,629,165,582.76
  5. Step 5: Solve for x
    x = 74,629,165,582.76/300,663.74
  6. Step 6: Final answer
    x = 248,214.72

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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.