Home / 277,308.21-382,685.04-149,983.50

Finding the Fourth Proportional to 277,308.21, 382,685.04 and 149,983.50

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Solution

The fourth proportional to 277,308.21, 382,685.04 and 149,983.50 is: 206,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,308.21 : 382,685.04 = 149,983.50 : x
  2. Step 2: Convert to fraction form
    277,308.21/382,685.04 = 149,983.50/x
  3. Step 3: Cross multiply
    277,308.21x = 382,685.04 × 149,983.50
  4. Step 4: Simplify right side
    277,308.21x = 57,396,441,696.84
  5. Step 5: Solve for x
    x = 57,396,441,696.84/277,308.21
  6. Step 6: Final answer
    x = 206,977.07

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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.