Home / 358,936.56-495,335.78-197,797.38

Finding the Fourth Proportional to 358,936.56, 495,335.78 and 197,797.38

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Solution

The fourth proportional to 358,936.56, 495,335.78 and 197,797.38 is: 272,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,936.56 : 495,335.78 = 197,797.38 : x
  2. Step 2: Convert to fraction form
    358,936.56/495,335.78 = 197,797.38/x
  3. Step 3: Cross multiply
    358,936.56x = 495,335.78 × 197,797.38
  4. Step 4: Simplify right side
    358,936.56x = 97,976,116,038.59
  5. Step 5: Solve for x
    x = 97,976,116,038.59/358,936.56
  6. Step 6: Final answer
    x = 272,962.21

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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.