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Finding the Fourth Proportional to 401,266.70, 601,725.06 and 151,773.74

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Solution

The fourth proportional to 401,266.70, 601,725.06 and 151,773.74 is: 227,594.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,266.70 : 601,725.06 = 151,773.74 : x
  2. Step 2: Convert to fraction form
    401,266.70/601,725.06 = 151,773.74/x
  3. Step 3: Cross multiply
    401,266.70x = 601,725.06 × 151,773.74
  4. Step 4: Simplify right side
    401,266.70x = 91,326,062,807.92
  5. Step 5: Solve for x
    x = 91,326,062,807.92/401,266.70
  6. Step 6: Final answer
    x = 227,594.42

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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.