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Finding the Fourth Proportional to 444,051.20, 612,805.22 and 242,847.20

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Solution

The fourth proportional to 444,051.20, 612,805.22 and 242,847.20 is: 335,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,051.20 : 612,805.22 = 242,847.20 : x
  2. Step 2: Convert to fraction form
    444,051.20/612,805.22 = 242,847.20/x
  3. Step 3: Cross multiply
    444,051.20x = 612,805.22 × 242,847.20
  4. Step 4: Simplify right side
    444,051.20x = 148,818,027,544.12
  5. Step 5: Solve for x
    x = 148,818,027,544.12/444,051.20
  6. Step 6: Final answer
    x = 335,137.10

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1.5x scale

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.