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Finding the Fourth Proportional to 352,365.33, 486,264.45 and 191,220.36

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Solution

The fourth proportional to 352,365.33, 486,264.45 and 191,220.36 is: 263,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,365.33 : 486,264.45 = 191,220.36 : x
  2. Step 2: Convert to fraction form
    352,365.33/486,264.45 = 191,220.36/x
  3. Step 3: Cross multiply
    352,365.33x = 486,264.45 × 191,220.36
  4. Step 4: Simplify right side
    352,365.33x = 92,983,663,184.20
  5. Step 5: Solve for x
    x = 92,983,663,184.20/352,365.33
  6. Step 6: Final answer
    x = 263,884.26

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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.