Home / 729,674.10-1,094,511.15-449,738.10

Finding the Fourth Proportional to 729,674.10, 1,094,511.15 and 449,738.10

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Solution

The fourth proportional to 729,674.10, 1,094,511.15 and 449,738.10 is: 674,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,674.10 : 1,094,511.15 = 449,738.10 : x
  2. Step 2: Convert to fraction form
    729,674.10/1,094,511.15 = 449,738.10/x
  3. Step 3: Cross multiply
    729,674.10x = 1,094,511.15 × 449,738.10
  4. Step 4: Simplify right side
    729,674.10x = 492,243,365,029.82
  5. Step 5: Solve for x
    x = 492,243,365,029.82/729,674.10
  6. Step 6: Final answer
    x = 674,607.15

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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.