Home / 796,435.79-1,099,080.92-438,739.79

Finding the Fourth Proportional to 796,435.79, 1,099,080.92 and 438,739.79

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Solution

The fourth proportional to 796,435.79, 1,099,080.92 and 438,739.79 is: 605,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,435.79 : 1,099,080.92 = 438,739.79 : x
  2. Step 2: Convert to fraction form
    796,435.79/1,099,080.92 = 438,739.79/x
  3. Step 3: Cross multiply
    796,435.79x = 1,099,080.92 × 438,739.79
  4. Step 4: Simplify right side
    796,435.79x = 482,210,529,840.11
  5. Step 5: Solve for x
    x = 482,210,529,840.11/796,435.79
  6. Step 6: Final answer
    x = 605,460.65

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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.