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Finding the Fourth Proportional to 260,713.26, 359,814.51 and 158,798.52

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Solution

The fourth proportional to 260,713.26, 359,814.51 and 158,798.52 is: 219,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,713.26 : 359,814.51 = 158,798.52 : x
  2. Step 2: Convert to fraction form
    260,713.26/359,814.51 = 158,798.52/x
  3. Step 3: Cross multiply
    260,713.26x = 359,814.51 × 158,798.52
  4. Step 4: Simplify right side
    260,713.26x = 57,138,011,662.53
  5. Step 5: Solve for x
    x = 57,138,011,662.53/260,713.26
  6. Step 6: Final answer
    x = 219,160.36

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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.