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Finding the Fourth Proportional to 328,376.41, 492,564.62 and 151,032.58

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Solution

The fourth proportional to 328,376.41, 492,564.62 and 151,032.58 is: 226,548.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,376.41 : 492,564.62 = 151,032.58 : x
  2. Step 2: Convert to fraction form
    328,376.41/492,564.62 = 151,032.58/x
  3. Step 3: Cross multiply
    328,376.41x = 492,564.62 × 151,032.58
  4. Step 4: Simplify right side
    328,376.41x = 74,393,304,521.49
  5. Step 5: Solve for x
    x = 74,393,304,521.49/328,376.41
  6. Step 6: Final answer
    x = 226,548.87

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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.