Home / 299,988.28-413,968.62-165,826.36

Finding the Fourth Proportional to 299,988.28, 413,968.62 and 165,826.36

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Solution

The fourth proportional to 299,988.28, 413,968.62 and 165,826.36 is: 228,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,988.28 : 413,968.62 = 165,826.36 : x
  2. Step 2: Convert to fraction form
    299,988.28/413,968.62 = 165,826.36/x
  3. Step 3: Cross multiply
    299,988.28x = 413,968.62 × 165,826.36
  4. Step 4: Simplify right side
    299,988.28x = 68,646,909,408.82
  5. Step 5: Solve for x
    x = 68,646,909,408.82/299,988.28
  6. Step 6: Final answer
    x = 228,831.97

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1.5x scale

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.