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Finding the Fourth Proportional to 395,655.59, 593,484.12 and 96,136.43

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Solution

The fourth proportional to 395,655.59, 593,484.12 and 96,136.43 is: 144,204.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,655.59 : 593,484.12 = 96,136.43 : x
  2. Step 2: Convert to fraction form
    395,655.59/593,484.12 = 96,136.43/x
  3. Step 3: Cross multiply
    395,655.59x = 593,484.12 × 96,136.43
  4. Step 4: Simplify right side
    395,655.59x = 57,055,441,591.07
  5. Step 5: Solve for x
    x = 57,055,441,591.07/395,655.59
  6. Step 6: Final answer
    x = 144,204.82

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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.