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Finding the Fourth Proportional to 246,992.76, 340,647.12 and 151,432.20

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Solution

The fourth proportional to 246,992.76, 340,647.12 and 151,432.20 is: 208,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,992.76 : 340,647.12 = 151,432.20 : x
  2. Step 2: Convert to fraction form
    246,992.76/340,647.12 = 151,432.20/x
  3. Step 3: Cross multiply
    246,992.76x = 340,647.12 × 151,432.20
  4. Step 4: Simplify right side
    246,992.76x = 51,584,942,805.26
  5. Step 5: Solve for x
    x = 51,584,942,805.26/246,992.76
  6. Step 6: Final answer
    x = 208,852.04

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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.