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Finding the Fourth Proportional to 255,410.01, 352,097.58 and 178,691.42

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Solution

The fourth proportional to 255,410.01, 352,097.58 and 178,691.42 is: 246,336.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,410.01 : 352,097.58 = 178,691.42 : x
  2. Step 2: Convert to fraction form
    255,410.01/352,097.58 = 178,691.42/x
  3. Step 3: Cross multiply
    255,410.01x = 352,097.58 × 178,691.42
  4. Step 4: Simplify right side
    255,410.01x = 62,916,816,118.55
  5. Step 5: Solve for x
    x = 62,916,816,118.55/255,410.01
  6. Step 6: Final answer
    x = 246,336.53

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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.