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Finding the Fourth Proportional to 576,649.72, 795,777.24 and 322,000.84

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Solution

The fourth proportional to 576,649.72, 795,777.24 and 322,000.84 is: 444,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,649.72 : 795,777.24 = 322,000.84 : x
  2. Step 2: Convert to fraction form
    576,649.72/795,777.24 = 322,000.84/x
  3. Step 3: Cross multiply
    576,649.72x = 795,777.24 × 322,000.84
  4. Step 4: Simplify right side
    576,649.72x = 256,240,939,732.88
  5. Step 5: Solve for x
    x = 256,240,939,732.88/576,649.72
  6. Step 6: Final answer
    x = 444,361.51

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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.