Home / 277,228.39-382,579.58-156,372.07

Finding the Fourth Proportional to 277,228.39, 382,579.58 and 156,372.07

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Solution

The fourth proportional to 277,228.39, 382,579.58 and 156,372.07 is: 215,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,228.39 : 382,579.58 = 156,372.07 : x
  2. Step 2: Convert to fraction form
    277,228.39/382,579.58 = 156,372.07/x
  3. Step 3: Cross multiply
    277,228.39x = 382,579.58 × 156,372.07
  4. Step 4: Simplify right side
    277,228.39x = 59,824,761,292.09
  5. Step 5: Solve for x
    x = 59,824,761,292.09/277,228.39
  6. Step 6: Final answer
    x = 215,795.94

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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.