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Finding the Fourth Proportional to 254,190.60, 350,496.72 and 208,107

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Solution

The fourth proportional to 254,190.60, 350,496.72 and 208,107 is: 286,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,190.60 : 350,496.72 = 208,107 : x
  2. Step 2: Convert to fraction form
    254,190.60/350,496.72 = 208,107/x
  3. Step 3: Cross multiply
    254,190.60x = 350,496.72 × 208,107
  4. Step 4: Simplify right side
    254,190.60x = 72,940,820,909.04
  5. Step 5: Solve for x
    x = 72,940,820,909.04/254,190.60
  6. Step 6: Final answer
    x = 286,953.26

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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.