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Finding the Fourth Proportional to 294,349.88, 441,599.34 and 83,988.56

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Solution

The fourth proportional to 294,349.88, 441,599.34 and 83,988.56 is: 126,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,349.88 : 441,599.34 = 83,988.56 : x
  2. Step 2: Convert to fraction form
    294,349.88/441,599.34 = 83,988.56/x
  3. Step 3: Cross multiply
    294,349.88x = 441,599.34 × 83,988.56
  4. Step 4: Simplify right side
    294,349.88x = 37,089,292,663.55
  5. Step 5: Solve for x
    x = 37,089,292,663.55/294,349.88
  6. Step 6: Final answer
    x = 126,004.10

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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.