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Finding the Fourth Proportional to 737,750.92, 1,018,139.66 and 451,325.90

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Solution

The fourth proportional to 737,750.92, 1,018,139.66 and 451,325.90 is: 622,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,750.92 : 1,018,139.66 = 451,325.90 : x
  2. Step 2: Convert to fraction form
    737,750.92/1,018,139.66 = 451,325.90/x
  3. Step 3: Cross multiply
    737,750.92x = 1,018,139.66 × 451,325.90
  4. Step 4: Simplify right side
    737,750.92x = 459,512,796,118.57
  5. Step 5: Solve for x
    x = 459,512,796,118.57/737,750.92
  6. Step 6: Final answer
    x = 622,856.29

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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.