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Finding the Fourth Proportional to 334,333.44, 501,498.43 and 81,615.26

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Solution

The fourth proportional to 334,333.44, 501,498.43 and 81,615.26 is: 122,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,333.44 : 501,498.43 = 81,615.26 : x
  2. Step 2: Convert to fraction form
    334,333.44/501,498.43 = 81,615.26/x
  3. Step 3: Cross multiply
    334,333.44x = 501,498.43 × 81,615.26
  4. Step 4: Simplify right side
    334,333.44x = 40,929,924,345.97
  5. Step 5: Solve for x
    x = 40,929,924,345.97/334,333.44
  6. Step 6: Final answer
    x = 122,422.47

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1.5x scale

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.