Home / 850,832.24-1,274,567.20-512,875.20

Finding the Fourth Proportional to 850,832.24, 1,274,567.20 and 512,875.20

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Solution

The fourth proportional to 850,832.24, 1,274,567.20 and 512,875.20 is: 768,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,832.24 : 1,274,567.20 = 512,875.20 : x
  2. Step 2: Convert to fraction form
    850,832.24/1,274,567.20 = 512,875.20/x
  3. Step 3: Cross multiply
    850,832.24x = 1,274,567.20 × 512,875.20
  4. Step 4: Simplify right side
    850,832.24x = 653,693,907,613.44
  5. Step 5: Solve for x
    x = 653,693,907,613.44/850,832.24
  6. Step 6: Final answer
    x = 768,299.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.