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Finding the Fourth Proportional to 425,697.32, 587,487.12 and 244,409.60

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Solution

The fourth proportional to 425,697.32, 587,487.12 and 244,409.60 is: 337,299.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,697.32 : 587,487.12 = 244,409.60 : x
  2. Step 2: Convert to fraction form
    425,697.32/587,487.12 = 244,409.60/x
  3. Step 3: Cross multiply
    425,697.32x = 587,487.12 × 244,409.60
  4. Step 4: Simplify right side
    425,697.32x = 143,587,492,004.35
  5. Step 5: Solve for x
    x = 143,587,492,004.35/425,697.32
  6. Step 6: Final answer
    x = 337,299.50

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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.