Home / 358,191.26-494,288.35-197,036.09

Finding the Fourth Proportional to 358,191.26, 494,288.35 and 197,036.09

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Solution

The fourth proportional to 358,191.26, 494,288.35 and 197,036.09 is: 271,901.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,191.26 : 494,288.35 = 197,036.09 : x
  2. Step 2: Convert to fraction form
    358,191.26/494,288.35 = 197,036.09/x
  3. Step 3: Cross multiply
    358,191.26x = 494,288.35 × 197,036.09
  4. Step 4: Simplify right side
    358,191.26x = 97,392,640,852.52
  5. Step 5: Solve for x
    x = 97,392,640,852.52/358,191.26
  6. Step 6: Final answer
    x = 271,901.22

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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.