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Finding the Fourth Proportional to 674,847.44, 931,252.92 and 373,022

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Solution

The fourth proportional to 674,847.44, 931,252.92 and 373,022 is: 514,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,847.44 : 931,252.92 = 373,022 : x
  2. Step 2: Convert to fraction form
    674,847.44/931,252.92 = 373,022/x
  3. Step 3: Cross multiply
    674,847.44x = 931,252.92 × 373,022
  4. Step 4: Simplify right side
    674,847.44x = 347,377,826,724.24
  5. Step 5: Solve for x
    x = 347,377,826,724.24/674,847.44
  6. Step 6: Final answer
    x = 514,750.16

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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.