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Finding the Fourth Proportional to 425,809.40, 587,597.19 and 244,393.64

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Solution

The fourth proportional to 425,809.40, 587,597.19 and 244,393.64 is: 337,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,809.40 : 587,597.19 = 244,393.64 : x
  2. Step 2: Convert to fraction form
    425,809.40/587,597.19 = 244,393.64/x
  3. Step 3: Cross multiply
    425,809.40x = 587,597.19 × 244,393.64
  4. Step 4: Simplify right side
    425,809.40x = 143,605,018,503.34
  5. Step 5: Solve for x
    x = 143,605,018,503.34/425,809.40
  6. Step 6: Final answer
    x = 337,251.87

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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.