Home / 325,355.49-449,007.36-180,160.56

Finding the Fourth Proportional to 325,355.49, 449,007.36 and 180,160.56

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Solution

The fourth proportional to 325,355.49, 449,007.36 and 180,160.56 is: 248,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,355.49 : 449,007.36 = 180,160.56 : x
  2. Step 2: Convert to fraction form
    325,355.49/449,007.36 = 180,160.56/x
  3. Step 3: Cross multiply
    325,355.49x = 449,007.36 × 180,160.56
  4. Step 4: Simplify right side
    325,355.49x = 80,893,417,421.72
  5. Step 5: Solve for x
    x = 80,893,417,421.72/325,355.49
  6. Step 6: Final answer
    x = 248,630.87

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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.