Home / 439,820.06-658,976.04-295,455.32

Finding the Fourth Proportional to 439,820.06, 658,976.04 and 295,455.32

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Solution

The fourth proportional to 439,820.06, 658,976.04 and 295,455.32 is: 442,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,820.06 : 658,976.04 = 295,455.32 : x
  2. Step 2: Convert to fraction form
    439,820.06/658,976.04 = 295,455.32/x
  3. Step 3: Cross multiply
    439,820.06x = 658,976.04 × 295,455.32
  4. Step 4: Simplify right side
    439,820.06x = 194,697,976,770.53
  5. Step 5: Solve for x
    x = 194,697,976,770.53/439,820.06
  6. Step 6: Final answer
    x = 442,676.44

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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.