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Finding the Fourth Proportional to 425,608.56, 587,284.56 and 244,328.40

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Solution

The fourth proportional to 425,608.56, 587,284.56 and 244,328.40 is: 337,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,608.56 : 587,284.56 = 244,328.40 : x
  2. Step 2: Convert to fraction form
    425,608.56/587,284.56 = 244,328.40/x
  3. Step 3: Cross multiply
    425,608.56x = 587,284.56 × 244,328.40
  4. Step 4: Simplify right side
    425,608.56x = 143,490,296,889.50
  5. Step 5: Solve for x
    x = 143,490,296,889.50/425,608.56
  6. Step 6: Final answer
    x = 337,141.47

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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.