Home / 447,675.20-670,929.60-181,217.60

Finding the Fourth Proportional to 447,675.20, 670,929.60 and 181,217.60

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Solution

The fourth proportional to 447,675.20, 670,929.60 and 181,217.60 is: 271,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,675.20 : 670,929.60 = 181,217.60 : x
  2. Step 2: Convert to fraction form
    447,675.20/670,929.60 = 181,217.60/x
  3. Step 3: Cross multiply
    447,675.20x = 670,929.60 × 181,217.60
  4. Step 4: Simplify right side
    447,675.20x = 121,584,251,880.96
  5. Step 5: Solve for x
    x = 121,584,251,880.96/447,675.20
  6. Step 6: Final answer
    x = 271,590.32

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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.