Home / 925,695.46-1,276,945.65-538,467.26

Finding the Fourth Proportional to 925,695.46, 1,276,945.65 and 538,467.26

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Solution

The fourth proportional to 925,695.46, 1,276,945.65 and 538,467.26 is: 742,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,695.46 : 1,276,945.65 = 538,467.26 : x
  2. Step 2: Convert to fraction form
    925,695.46/1,276,945.65 = 538,467.26/x
  3. Step 3: Cross multiply
    925,695.46x = 1,276,945.65 × 538,467.26
  4. Step 4: Simplify right side
    925,695.46x = 687,593,425,324.42
  5. Step 5: Solve for x
    x = 687,593,425,324.42/925,695.46
  6. Step 6: Final answer
    x = 742,785.78

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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.