Home / 484,523.54-667,949.58-340,837.64

Finding the Fourth Proportional to 484,523.54, 667,949.58 and 340,837.64

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Solution

The fourth proportional to 484,523.54, 667,949.58 and 340,837.64 is: 469,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,523.54 : 667,949.58 = 340,837.64 : x
  2. Step 2: Convert to fraction form
    484,523.54/667,949.58 = 340,837.64/x
  3. Step 3: Cross multiply
    484,523.54x = 667,949.58 × 340,837.64
  4. Step 4: Simplify right side
    484,523.54x = 227,662,358,486.19
  5. Step 5: Solve for x
    x = 227,662,358,486.19/484,523.54
  6. Step 6: Final answer
    x = 469,868.52

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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.