Home / 314,972.20-472,458.30-227,054.80

Finding the Fourth Proportional to 314,972.20, 472,458.30 and 227,054.80

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Solution

The fourth proportional to 314,972.20, 472,458.30 and 227,054.80 is: 340,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,972.20 : 472,458.30 = 227,054.80 : x
  2. Step 2: Convert to fraction form
    314,972.20/472,458.30 = 227,054.80/x
  3. Step 3: Cross multiply
    314,972.20x = 472,458.30 × 227,054.80
  4. Step 4: Simplify right side
    314,972.20x = 107,273,924,814.84
  5. Step 5: Solve for x
    x = 107,273,924,814.84/314,972.20
  6. Step 6: Final answer
    x = 340,582.20

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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.