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Finding the Fourth Proportional to 444,342.04, 613,191 and 243,138.04

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Solution

The fourth proportional to 444,342.04, 613,191 and 243,138.04 is: 335,529.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,342.04 : 613,191 = 243,138.04 : x
  2. Step 2: Convert to fraction form
    444,342.04/613,191 = 243,138.04/x
  3. Step 3: Cross multiply
    444,342.04x = 613,191 × 243,138.04
  4. Step 4: Simplify right side
    444,342.04x = 149,090,057,885.64
  5. Step 5: Solve for x
    x = 149,090,057,885.64/444,342.04
  6. Step 6: Final answer
    x = 335,529.94

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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.