Home / 358,221.00-494,344.97-197,072.58

Finding the Fourth Proportional to 358,221.00, 494,344.97 and 197,072.58

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Solution

The fourth proportional to 358,221.00, 494,344.97 and 197,072.58 is: 271,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,221.00 : 494,344.97 = 197,072.58 : x
  2. Step 2: Convert to fraction form
    358,221.00/494,344.97 = 197,072.58/x
  3. Step 3: Cross multiply
    358,221.00x = 494,344.97 × 197,072.58
  4. Step 4: Simplify right side
    358,221.00x = 97,421,840,376.47
  5. Step 5: Solve for x
    x = 97,421,840,376.47/358,221.00
  6. Step 6: Final answer
    x = 271,960.16

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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.