Home / 325,020.48-448,535.52-229,695.36

Finding the Fourth Proportional to 325,020.48, 448,535.52 and 229,695.36

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Solution

The fourth proportional to 325,020.48, 448,535.52 and 229,695.36 is: 316,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,020.48 : 448,535.52 = 229,695.36 : x
  2. Step 2: Convert to fraction form
    325,020.48/448,535.52 = 229,695.36/x
  3. Step 3: Cross multiply
    325,020.48x = 448,535.52 × 229,695.36
  4. Step 4: Simplify right side
    325,020.48x = 103,026,527,739.19
  5. Step 5: Solve for x
    x = 103,026,527,739.19/325,020.48
  6. Step 6: Final answer
    x = 316,984.73

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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.