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Finding the Fourth Proportional to 444,570.57, 613,522.26 and 272,455.29

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Solution

The fourth proportional to 444,570.57, 613,522.26 and 272,455.29 is: 375,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,570.57 : 613,522.26 = 272,455.29 : x
  2. Step 2: Convert to fraction form
    444,570.57/613,522.26 = 272,455.29/x
  3. Step 3: Cross multiply
    444,570.57x = 613,522.26 × 272,455.29
  4. Step 4: Simplify right side
    444,570.57x = 167,157,385,269.76
  5. Step 5: Solve for x
    x = 167,157,385,269.76/444,570.57
  6. Step 6: Final answer
    x = 375,997.42

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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.