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Finding the Fourth Proportional to 301,258.68, 415,772.46 and 167,131.32

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Solution

The fourth proportional to 301,258.68, 415,772.46 and 167,131.32 is: 230,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,258.68 : 415,772.46 = 167,131.32 : x
  2. Step 2: Convert to fraction form
    301,258.68/415,772.46 = 167,131.32/x
  3. Step 3: Cross multiply
    301,258.68x = 415,772.46 × 167,131.32
  4. Step 4: Simplify right side
    301,258.68x = 69,488,600,059.45
  5. Step 5: Solve for x
    x = 69,488,600,059.45/301,258.68
  6. Step 6: Final answer
    x = 230,660.91

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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.