Home / 493,945.36-741,027.39-157,089.04

Finding the Fourth Proportional to 493,945.36, 741,027.39 and 157,089.04

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Solution

The fourth proportional to 493,945.36, 741,027.39 and 157,089.04 is: 235,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,945.36 : 741,027.39 = 157,089.04 : x
  2. Step 2: Convert to fraction form
    493,945.36/741,027.39 = 157,089.04/x
  3. Step 3: Cross multiply
    493,945.36x = 741,027.39 × 157,089.04
  4. Step 4: Simplify right side
    493,945.36x = 116,407,281,308.81
  5. Step 5: Solve for x
    x = 116,407,281,308.81/493,945.36
  6. Step 6: Final answer
    x = 235,668.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.