Home / 494,457.30-741,685.95-178,840.44

Finding the Fourth Proportional to 494,457.30, 741,685.95 and 178,840.44

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Solution

The fourth proportional to 494,457.30, 741,685.95 and 178,840.44 is: 268,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,457.30 : 741,685.95 = 178,840.44 : x
  2. Step 2: Convert to fraction form
    494,457.30/741,685.95 = 178,840.44/x
  3. Step 3: Cross multiply
    494,457.30x = 741,685.95 × 178,840.44
  4. Step 4: Simplify right side
    494,457.30x = 132,643,441,639.82
  5. Step 5: Solve for x
    x = 132,643,441,639.82/494,457.30
  6. Step 6: Final answer
    x = 268,260.66

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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.