Home / 295,619.72-407,928.45-166,579.20

Finding the Fourth Proportional to 295,619.72, 407,928.45 and 166,579.20

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Solution

The fourth proportional to 295,619.72, 407,928.45 and 166,579.20 is: 229,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,619.72 : 407,928.45 = 166,579.20 : x
  2. Step 2: Convert to fraction form
    295,619.72/407,928.45 = 166,579.20/x
  3. Step 3: Cross multiply
    295,619.72x = 407,928.45 × 166,579.20
  4. Step 4: Simplify right side
    295,619.72x = 67,952,397,203.86
  5. Step 5: Solve for x
    x = 67,952,397,203.86/295,619.72
  6. Step 6: Final answer
    x = 229,864.22

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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.