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Finding the Fourth Proportional to 277,358.81, 382,633.59 and 162,579.27

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Solution

The fourth proportional to 277,358.81, 382,633.59 and 162,579.27 is: 224,288.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,358.81 : 382,633.59 = 162,579.27 : x
  2. Step 2: Convert to fraction form
    277,358.81/382,633.59 = 162,579.27/x
  3. Step 3: Cross multiply
    277,358.81x = 382,633.59 × 162,579.27
  4. Step 4: Simplify right side
    277,358.81x = 62,208,289,739.68
  5. Step 5: Solve for x
    x = 62,208,289,739.68/277,358.81
  6. Step 6: Final answer
    x = 224,288.13

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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.