Home / 484,971.36-669,538.08-324,098.88

Finding the Fourth Proportional to 484,971.36, 669,538.08 and 324,098.88

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Solution

The fourth proportional to 484,971.36, 669,538.08 and 324,098.88 is: 447,441.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,971.36 : 669,538.08 = 324,098.88 : x
  2. Step 2: Convert to fraction form
    484,971.36/669,538.08 = 324,098.88/x
  3. Step 3: Cross multiply
    484,971.36x = 669,538.08 × 324,098.88
  4. Step 4: Simplify right side
    484,971.36x = 216,996,541,845.35
  5. Step 5: Solve for x
    x = 216,996,541,845.35/484,971.36
  6. Step 6: Final answer
    x = 447,441.97

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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.