Home / 796,442.30-1,099,089.89-438,746.30

Finding the Fourth Proportional to 796,442.30, 1,099,089.89 and 438,746.30

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Solution

The fourth proportional to 796,442.30, 1,099,089.89 and 438,746.30 is: 605,469.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,442.30 : 1,099,089.89 = 438,746.30 : x
  2. Step 2: Convert to fraction form
    796,442.30/1,099,089.89 = 438,746.30/x
  3. Step 3: Cross multiply
    796,442.30x = 1,099,089.89 × 438,746.30
  4. Step 4: Simplify right side
    796,442.30x = 482,221,622,604.91
  5. Step 5: Solve for x
    x = 482,221,622,604.91/796,442.30
  6. Step 6: Final answer
    x = 605,469.63

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Double scale
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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.