Home / 484,964.92-669,242.10-331,999.24

Finding the Fourth Proportional to 484,964.92, 669,242.10 and 331,999.24

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Solution

The fourth proportional to 484,964.92, 669,242.10 and 331,999.24 is: 458,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,964.92 : 669,242.10 = 331,999.24 : x
  2. Step 2: Convert to fraction form
    484,964.92/669,242.10 = 331,999.24/x
  3. Step 3: Cross multiply
    484,964.92x = 669,242.10 × 331,999.24
  4. Step 4: Simplify right side
    484,964.92x = 222,187,868,576.00
  5. Step 5: Solve for x
    x = 222,187,868,576.00/484,964.92
  6. Step 6: Final answer
    x = 458,152.45

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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.