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Finding the Fourth Proportional to 260,797.16, 359,908.94 and 146,080.74

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Solution

The fourth proportional to 260,797.16, 359,908.94 and 146,080.74 is: 201,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,797.16 : 359,908.94 = 146,080.74 : x
  2. Step 2: Convert to fraction form
    260,797.16/359,908.94 = 146,080.74/x
  3. Step 3: Cross multiply
    260,797.16x = 359,908.94 × 146,080.74
  4. Step 4: Simplify right side
    260,797.16x = 52,575,764,287.82
  5. Step 5: Solve for x
    x = 52,575,764,287.82/260,797.16
  6. Step 6: Final answer
    x = 201,596.38

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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.