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Finding the Fourth Proportional to 299,970.98, 413,959.02 and 164,004.74

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Solution

The fourth proportional to 299,970.98, 413,959.02 and 164,004.74 is: 226,326.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,970.98 : 413,959.02 = 164,004.74 : x
  2. Step 2: Convert to fraction form
    299,970.98/413,959.02 = 164,004.74/x
  3. Step 3: Cross multiply
    299,970.98x = 413,959.02 × 164,004.74
  4. Step 4: Simplify right side
    299,970.98x = 67,891,241,445.75
  5. Step 5: Solve for x
    x = 67,891,241,445.75/299,970.98
  6. Step 6: Final answer
    x = 226,326.03

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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.