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Finding the Fourth Proportional to 577,198.58, 796,016.57 and 480,722.72

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Solution

The fourth proportional to 577,198.58, 796,016.57 and 480,722.72 is: 662,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,198.58 : 796,016.57 = 480,722.72 : x
  2. Step 2: Convert to fraction form
    577,198.58/796,016.57 = 480,722.72/x
  3. Step 3: Cross multiply
    577,198.58x = 796,016.57 × 480,722.72
  4. Step 4: Simplify right side
    577,198.58x = 382,663,244,311.77
  5. Step 5: Solve for x
    x = 382,663,244,311.77/577,198.58
  6. Step 6: Final answer
    x = 662,966.37

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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.