Home / 796,712.16-1,099,448.76-434,138.64

Finding the Fourth Proportional to 796,712.16, 1,099,448.76 and 434,138.64

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Solution

The fourth proportional to 796,712.16, 1,099,448.76 and 434,138.64 is: 599,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,712.16 : 1,099,448.76 = 434,138.64 : x
  2. Step 2: Convert to fraction form
    796,712.16/1,099,448.76 = 434,138.64/x
  3. Step 3: Cross multiply
    796,712.16x = 1,099,448.76 × 434,138.64
  4. Step 4: Simplify right side
    796,712.16x = 477,313,189,416.09
  5. Step 5: Solve for x
    x = 477,313,189,416.09/796,712.16
  6. Step 6: Final answer
    x = 599,103.68

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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.