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Finding the Fourth Proportional to 244,984.80, 367,088.40 and 161,781.60

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Solution

The fourth proportional to 244,984.80, 367,088.40 and 161,781.60 is: 242,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,984.80 : 367,088.40 = 161,781.60 : x
  2. Step 2: Convert to fraction form
    244,984.80/367,088.40 = 161,781.60/x
  3. Step 3: Cross multiply
    244,984.80x = 367,088.40 × 161,781.60
  4. Step 4: Simplify right side
    244,984.80x = 59,388,148,693.44
  5. Step 5: Solve for x
    x = 59,388,148,693.44/244,984.80
  6. Step 6: Final answer
    x = 242,415.65

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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.