Home / 380,274.58-524,778.02-227,305.34

Finding the Fourth Proportional to 380,274.58, 524,778.02 and 227,305.34

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Solution

The fourth proportional to 380,274.58, 524,778.02 and 227,305.34 is: 313,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,274.58 : 524,778.02 = 227,305.34 : x
  2. Step 2: Convert to fraction form
    380,274.58/524,778.02 = 227,305.34/x
  3. Step 3: Cross multiply
    380,274.58x = 524,778.02 × 227,305.34
  4. Step 4: Simplify right side
    380,274.58x = 119,284,846,260.63
  5. Step 5: Solve for x
    x = 119,284,846,260.63/380,274.58
  6. Step 6: Final answer
    x = 313,680.83

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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.