Home / 446,423.76-669,632.00-180,180.20

Finding the Fourth Proportional to 446,423.76, 669,632.00 and 180,180.20

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Solution

The fourth proportional to 446,423.76, 669,632.00 and 180,180.20 is: 270,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,423.76 : 669,632.00 = 180,180.20 : x
  2. Step 2: Convert to fraction form
    446,423.76/669,632.00 = 180,180.20/x
  3. Step 3: Cross multiply
    446,423.76x = 669,632.00 × 180,180.20
  4. Step 4: Simplify right side
    446,423.76x = 120,654,428,459.58
  5. Step 5: Solve for x
    x = 120,654,428,459.58/446,423.76
  6. Step 6: Final answer
    x = 270,268.83

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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.