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Finding the Fourth Proportional to 425,657.45, 587,383.75 and 244,357.51

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Solution

The fourth proportional to 425,657.45, 587,383.75 and 244,357.51 is: 337,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,657.45 : 587,383.75 = 244,357.51 : x
  2. Step 2: Convert to fraction form
    425,657.45/587,383.75 = 244,357.51/x
  3. Step 3: Cross multiply
    425,657.45x = 587,383.75 × 244,357.51
  4. Step 4: Simplify right side
    425,657.45x = 143,531,630,502.80
  5. Step 5: Solve for x
    x = 143,531,630,502.80/425,657.45
  6. Step 6: Final answer
    x = 337,199.86

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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.