Home / 425,733.37-587,511.43-234,747.21

Finding the Fourth Proportional to 425,733.37, 587,511.43 and 234,747.21

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Solution

The fourth proportional to 425,733.37, 587,511.43 and 234,747.21 is: 323,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,733.37 : 587,511.43 = 234,747.21 : x
  2. Step 2: Convert to fraction form
    425,733.37/587,511.43 = 234,747.21/x
  3. Step 3: Cross multiply
    425,733.37x = 587,511.43 × 234,747.21
  4. Step 4: Simplify right side
    425,733.37x = 137,916,670,651.91
  5. Step 5: Solve for x
    x = 137,916,670,651.91/425,733.37
  6. Step 6: Final answer
    x = 323,950.81

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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.