Home / 358,738.15-495,093.59-267,936.49

Finding the Fourth Proportional to 358,738.15, 495,093.59 and 267,936.49

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Solution

The fourth proportional to 358,738.15, 495,093.59 and 267,936.49 is: 369,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,738.15 : 495,093.59 = 267,936.49 : x
  2. Step 2: Convert to fraction form
    358,738.15/495,093.59 = 267,936.49/x
  3. Step 3: Cross multiply
    358,738.15x = 495,093.59 × 267,936.49
  4. Step 4: Simplify right side
    358,738.15x = 132,653,638,726.10
  5. Step 5: Solve for x
    x = 132,653,638,726.10/358,738.15
  6. Step 6: Final answer
    x = 369,778.45

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1.5x scale

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.