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Finding the Fourth Proportional to 299,892.60, 413,583.80 and 248,824.46

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Solution

The fourth proportional to 299,892.60, 413,583.80 and 248,824.46 is: 343,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,892.60 : 413,583.80 = 248,824.46 : x
  2. Step 2: Convert to fraction form
    299,892.60/413,583.80 = 248,824.46/x
  3. Step 3: Cross multiply
    299,892.60x = 413,583.80 × 248,824.46
  4. Step 4: Simplify right side
    299,892.60x = 102,909,762,387.71
  5. Step 5: Solve for x
    x = 102,909,762,387.71/299,892.60
  6. Step 6: Final answer
    x = 343,155.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.