Home / 274,653.84-378,826.40-252,066

Finding the Fourth Proportional to 274,653.84, 378,826.40 and 252,066

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Solution

The fourth proportional to 274,653.84, 378,826.40 and 252,066 is: 347,671.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,653.84 : 378,826.40 = 252,066 : x
  2. Step 2: Convert to fraction form
    274,653.84/378,826.40 = 252,066/x
  3. Step 3: Cross multiply
    274,653.84x = 378,826.40 × 252,066
  4. Step 4: Simplify right side
    274,653.84x = 95,489,255,342.40
  5. Step 5: Solve for x
    x = 95,489,255,342.40/274,653.84
  6. Step 6: Final answer
    x = 347,671.29

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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.