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Finding the Fourth Proportional to 295,863.94, 408,192.51 and 168,449.32

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Solution

The fourth proportional to 295,863.94, 408,192.51 and 168,449.32 is: 232,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,863.94 : 408,192.51 = 168,449.32 : x
  2. Step 2: Convert to fraction form
    295,863.94/408,192.51 = 168,449.32/x
  3. Step 3: Cross multiply
    295,863.94x = 408,192.51 × 168,449.32
  4. Step 4: Simplify right side
    295,863.94x = 68,759,750,738.59
  5. Step 5: Solve for x
    x = 68,759,750,738.59/295,863.94
  6. Step 6: Final answer
    x = 232,403.28

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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.