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Finding the Fourth Proportional to 367,428.80, 551,013.60 and 167,844.80

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Solution

The fourth proportional to 367,428.80, 551,013.60 and 167,844.80 is: 251,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,428.80 : 551,013.60 = 167,844.80 : x
  2. Step 2: Convert to fraction form
    367,428.80/551,013.60 = 167,844.80/x
  3. Step 3: Cross multiply
    367,428.80x = 551,013.60 × 167,844.80
  4. Step 4: Simplify right side
    367,428.80x = 92,484,767,489.28
  5. Step 5: Solve for x
    x = 92,484,767,489.28/367,428.80
  6. Step 6: Final answer
    x = 251,708.00

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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.