Home / 330,848.30-496,272.45-206,432.30

Finding the Fourth Proportional to 330,848.30, 496,272.45 and 206,432.30

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Solution

The fourth proportional to 330,848.30, 496,272.45 and 206,432.30 is: 309,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,848.30 : 496,272.45 = 206,432.30 : x
  2. Step 2: Convert to fraction form
    330,848.30/496,272.45 = 206,432.30/x
  3. Step 3: Cross multiply
    330,848.30x = 496,272.45 × 206,432.30
  4. Step 4: Simplify right side
    330,848.30x = 102,446,663,280.14
  5. Step 5: Solve for x
    x = 102,446,663,280.14/330,848.30
  6. Step 6: Final answer
    x = 309,648.45

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1.5x scale

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.