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Finding the Fourth Proportional to 425,600.72, 587,364.36 and 234,651.44

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Solution

The fourth proportional to 425,600.72, 587,364.36 and 234,651.44 is: 323,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,600.72 : 587,364.36 = 234,651.44 : x
  2. Step 2: Convert to fraction form
    425,600.72/587,364.36 = 234,651.44/x
  3. Step 3: Cross multiply
    425,600.72x = 587,364.36 × 234,651.44
  4. Step 4: Simplify right side
    425,600.72x = 137,825,892,878.68
  5. Step 5: Solve for x
    x = 137,825,892,878.68/425,600.72
  6. Step 6: Final answer
    x = 323,838.49

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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.