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Finding the Fourth Proportional to 395,207.68, 592,922.54 and 158,716.44

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Solution

The fourth proportional to 395,207.68, 592,922.54 and 158,716.44 is: 238,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,207.68 : 592,922.54 = 158,716.44 : x
  2. Step 2: Convert to fraction form
    395,207.68/592,922.54 = 158,716.44/x
  3. Step 3: Cross multiply
    395,207.68x = 592,922.54 × 158,716.44
  4. Step 4: Simplify right side
    395,207.68x = 94,106,554,744.56
  5. Step 5: Solve for x
    x = 94,106,554,744.56/395,207.68
  6. Step 6: Final answer
    x = 238,119.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.