Home / 315,848.28-435,832.44-179,882.52

Finding the Fourth Proportional to 315,848.28, 435,832.44 and 179,882.52

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Solution

The fourth proportional to 315,848.28, 435,832.44 and 179,882.52 is: 248,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,848.28 : 435,832.44 = 179,882.52 : x
  2. Step 2: Convert to fraction form
    315,848.28/435,832.44 = 179,882.52/x
  3. Step 3: Cross multiply
    315,848.28x = 435,832.44 × 179,882.52
  4. Step 4: Simplify right side
    315,848.28x = 78,398,637,604.95
  5. Step 5: Solve for x
    x = 78,398,637,604.95/315,848.28
  6. Step 6: Final answer
    x = 248,216.13

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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.