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Finding the Fourth Proportional to 425,670.42, 587,405.43 and 244,258.14

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Solution

The fourth proportional to 425,670.42, 587,405.43 and 244,258.14 is: 337,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,670.42 : 587,405.43 = 244,258.14 : x
  2. Step 2: Convert to fraction form
    425,670.42/587,405.43 = 244,258.14/x
  3. Step 3: Cross multiply
    425,670.42x = 587,405.43 × 244,258.14
  4. Step 4: Simplify right side
    425,670.42x = 143,478,557,757.70
  5. Step 5: Solve for x
    x = 143,478,557,757.70/425,670.42
  6. Step 6: Final answer
    x = 337,064.90

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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.