Home / 293,031.36-404,380.80-165,706.56

Finding the Fourth Proportional to 293,031.36, 404,380.80 and 165,706.56

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Solution

The fourth proportional to 293,031.36, 404,380.80 and 165,706.56 is: 228,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,031.36 : 404,380.80 = 165,706.56 : x
  2. Step 2: Convert to fraction form
    293,031.36/404,380.80 = 165,706.56/x
  3. Step 3: Cross multiply
    293,031.36x = 404,380.80 × 165,706.56
  4. Step 4: Simplify right side
    293,031.36x = 67,008,551,298.05
  5. Step 5: Solve for x
    x = 67,008,551,298.05/293,031.36
  6. Step 6: Final answer
    x = 228,673.65

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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.