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Finding the Fourth Proportional to 576,025.92, 794,953.98 and 321,382.62

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Solution

The fourth proportional to 576,025.92, 794,953.98 and 321,382.62 is: 443,529.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,025.92 : 794,953.98 = 321,382.62 : x
  2. Step 2: Convert to fraction form
    576,025.92/794,953.98 = 321,382.62/x
  3. Step 3: Cross multiply
    576,025.92x = 794,953.98 × 321,382.62
  4. Step 4: Simplify right side
    576,025.92x = 255,484,392,871.83
  5. Step 5: Solve for x
    x = 255,484,392,871.83/576,025.92
  6. Step 6: Final answer
    x = 443,529.33

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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.