Home / 255,514.80-383,272.20-226,974.45

Finding the Fourth Proportional to 255,514.80, 383,272.20 and 226,974.45

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Solution

The fourth proportional to 255,514.80, 383,272.20 and 226,974.45 is: 340,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,514.80 : 383,272.20 = 226,974.45 : x
  2. Step 2: Convert to fraction form
    255,514.80/383,272.20 = 226,974.45/x
  3. Step 3: Cross multiply
    255,514.80x = 383,272.20 × 226,974.45
  4. Step 4: Simplify right side
    255,514.80x = 86,992,996,795.29
  5. Step 5: Solve for x
    x = 86,992,996,795.29/255,514.80
  6. Step 6: Final answer
    x = 340,461.68

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1.5x scale

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.