Home / 358,440.48-494,644.10-197,292.06

Finding the Fourth Proportional to 358,440.48, 494,644.10 and 197,292.06

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Solution

The fourth proportional to 358,440.48, 494,644.10 and 197,292.06 is: 272,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,440.48 : 494,644.10 = 197,292.06 : x
  2. Step 2: Convert to fraction form
    358,440.48/494,644.10 = 197,292.06/x
  3. Step 3: Cross multiply
    358,440.48x = 494,644.10 × 197,292.06
  4. Step 4: Simplify right side
    358,440.48x = 97,589,352,469.39
  5. Step 5: Solve for x
    x = 97,589,352,469.39/358,440.48
  6. Step 6: Final answer
    x = 272,260.97

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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.