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Finding the Fourth Proportional to 352,397.08, 486,308.34 and 191,252.24

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Solution

The fourth proportional to 352,397.08, 486,308.34 and 191,252.24 is: 263,928.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,397.08 : 486,308.34 = 191,252.24 : x
  2. Step 2: Convert to fraction form
    352,397.08/486,308.34 = 191,252.24/x
  3. Step 3: Cross multiply
    352,397.08x = 486,308.34 × 191,252.24
  4. Step 4: Simplify right side
    352,397.08x = 93,007,558,747.80
  5. Step 5: Solve for x
    x = 93,007,558,747.80/352,397.08
  6. Step 6: Final answer
    x = 263,928.29

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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.