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Finding the Fourth Proportional to 364,843.20, 547,264.80 and 224,145.60

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Solution

The fourth proportional to 364,843.20, 547,264.80 and 224,145.60 is: 336,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,843.20 : 547,264.80 = 224,145.60 : x
  2. Step 2: Convert to fraction form
    364,843.20/547,264.80 = 224,145.60/x
  3. Step 3: Cross multiply
    364,843.20x = 547,264.80 × 224,145.60
  4. Step 4: Simplify right side
    364,843.20x = 122,666,996,954.88
  5. Step 5: Solve for x
    x = 122,666,996,954.88/364,843.20
  6. Step 6: Final answer
    x = 336,218.40

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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.