Home / 548,985.70-822,279.23-228,164.87

Finding the Fourth Proportional to 548,985.70, 822,279.23 and 228,164.87

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Solution

The fourth proportional to 548,985.70, 822,279.23 and 228,164.87 is: 341,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,985.70 : 822,279.23 = 228,164.87 : x
  2. Step 2: Convert to fraction form
    548,985.70/822,279.23 = 228,164.87/x
  3. Step 3: Cross multiply
    548,985.70x = 822,279.23 × 228,164.87
  4. Step 4: Simplify right side
    548,985.70x = 187,615,235,387.14
  5. Step 5: Solve for x
    x = 187,615,235,387.14/548,985.70
  6. Step 6: Final answer
    x = 341,748.86

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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.