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Finding the Fourth Proportional to 272,448.60, 407,895.30 and 241,344.60

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Solution

The fourth proportional to 272,448.60, 407,895.30 and 241,344.60 is: 361,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,448.60 : 407,895.30 = 241,344.60 : x
  2. Step 2: Convert to fraction form
    272,448.60/407,895.30 = 241,344.60/x
  3. Step 3: Cross multiply
    272,448.60x = 407,895.30 × 241,344.60
  4. Step 4: Simplify right side
    272,448.60x = 98,443,328,020.38
  5. Step 5: Solve for x
    x = 98,443,328,020.38/272,448.60
  6. Step 6: Final answer
    x = 361,328.07

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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.