Home / 796,849.70-1,099,691.57-448,099.87

Finding the Fourth Proportional to 796,849.70, 1,099,691.57 and 448,099.87

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Solution

The fourth proportional to 796,849.70, 1,099,691.57 and 448,099.87 is: 618,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,849.70 : 1,099,691.57 = 448,099.87 : x
  2. Step 2: Convert to fraction form
    796,849.70/1,099,691.57 = 448,099.87/x
  3. Step 3: Cross multiply
    796,849.70x = 1,099,691.57 × 448,099.87
  4. Step 4: Simplify right side
    796,849.70x = 492,771,646,247.74
  5. Step 5: Solve for x
    x = 492,771,646,247.74/796,849.70
  6. Step 6: Final answer
    x = 618,399.74

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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.