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Finding the Fourth Proportional to 338,148.02, 466,658.34 and 187,245.02

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Solution

The fourth proportional to 338,148.02, 466,658.34 and 187,245.02 is: 258,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,148.02 : 466,658.34 = 187,245.02 : x
  2. Step 2: Convert to fraction form
    338,148.02/466,658.34 = 187,245.02/x
  3. Step 3: Cross multiply
    338,148.02x = 466,658.34 × 187,245.02
  4. Step 4: Simplify right side
    338,148.02x = 87,379,450,206.47
  5. Step 5: Solve for x
    x = 87,379,450,206.47/338,148.02
  6. Step 6: Final answer
    x = 258,405.92

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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.