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Finding the Fourth Proportional to 260,995.79, 360,199.47 and 146,293.92

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Solution

The fourth proportional to 260,995.79, 360,199.47 and 146,293.92 is: 201,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,995.79 : 360,199.47 = 146,293.92 : x
  2. Step 2: Convert to fraction form
    260,995.79/360,199.47 = 146,293.92/x
  3. Step 3: Cross multiply
    260,995.79x = 360,199.47 × 146,293.92
  4. Step 4: Simplify right side
    260,995.79x = 52,694,992,996.82
  5. Step 5: Solve for x
    x = 52,694,992,996.82/260,995.79
  6. Step 6: Final answer
    x = 201,899.78

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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.