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Finding the Fourth Proportional to 218,614.60, 301,827.46 and 178,424.24

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Solution

The fourth proportional to 218,614.60, 301,827.46 and 178,424.24 is: 246,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,614.60 : 301,827.46 = 178,424.24 : x
  2. Step 2: Convert to fraction form
    218,614.60/301,827.46 = 178,424.24/x
  3. Step 3: Cross multiply
    218,614.60x = 301,827.46 × 178,424.24
  4. Step 4: Simplify right side
    218,614.60x = 53,853,335,161.63
  5. Step 5: Solve for x
    x = 53,853,335,161.63/218,614.60
  6. Step 6: Final answer
    x = 246,339.15

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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.