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Finding the Fourth Proportional to 444,354.39, 613,193.90 and 253,429.29

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Solution

The fourth proportional to 444,354.39, 613,193.90 and 253,429.29 is: 349,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,354.39 : 613,193.90 = 253,429.29 : x
  2. Step 2: Convert to fraction form
    444,354.39/613,193.90 = 253,429.29/x
  3. Step 3: Cross multiply
    444,354.39x = 613,193.90 × 253,429.29
  4. Step 4: Simplify right side
    444,354.39x = 155,401,293,442.19
  5. Step 5: Solve for x
    x = 155,401,293,442.19/444,354.39
  6. Step 6: Final answer
    x = 349,723.77

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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.