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Finding the Fourth Proportional to 260,019.52, 358,815.62 and 163,273.52

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Solution

The fourth proportional to 260,019.52, 358,815.62 and 163,273.52 is: 225,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,019.52 : 358,815.62 = 163,273.52 : x
  2. Step 2: Convert to fraction form
    260,019.52/358,815.62 = 163,273.52/x
  3. Step 3: Cross multiply
    260,019.52x = 358,815.62 × 163,273.52
  4. Step 4: Simplify right side
    260,019.52x = 58,585,090,613.61
  5. Step 5: Solve for x
    x = 58,585,090,613.61/260,019.52
  6. Step 6: Final answer
    x = 225,310.36

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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.