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Finding the Fourth Proportional to 444,226.64, 613,047.20 and 243,022.64

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Solution

The fourth proportional to 444,226.64, 613,047.20 and 243,022.64 is: 335,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,226.64 : 613,047.20 = 243,022.64 : x
  2. Step 2: Convert to fraction form
    444,226.64/613,047.20 = 243,022.64/x
  3. Step 3: Cross multiply
    444,226.64x = 613,047.20 × 243,022.64
  4. Step 4: Simplify right side
    444,226.64x = 148,984,348,988.61
  5. Step 5: Solve for x
    x = 148,984,348,988.61/444,226.64
  6. Step 6: Final answer
    x = 335,379.14

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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.