Home / 796,688.72-1,099,416.20-434,115.71

Finding the Fourth Proportional to 796,688.72, 1,099,416.20 and 434,115.71

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Solution

The fourth proportional to 796,688.72, 1,099,416.20 and 434,115.71 is: 599,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,688.72 : 1,099,416.20 = 434,115.71 : x
  2. Step 2: Convert to fraction form
    796,688.72/1,099,416.20 = 434,115.71/x
  3. Step 3: Cross multiply
    796,688.72x = 1,099,416.20 × 434,115.71
  4. Step 4: Simplify right side
    796,688.72x = 477,273,838,751.42
  5. Step 5: Solve for x
    x = 477,273,838,751.42/796,688.72
  6. Step 6: Final answer
    x = 599,071.92

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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.