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Finding the Fourth Proportional to 577,227.32, 796,576.65 and 322,582.76

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Solution

The fourth proportional to 577,227.32, 796,576.65 and 322,582.76 is: 445,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,227.32 : 796,576.65 = 322,582.76 : x
  2. Step 2: Convert to fraction form
    577,227.32/796,576.65 = 322,582.76/x
  3. Step 3: Cross multiply
    577,227.32x = 796,576.65 × 322,582.76
  4. Step 4: Simplify right side
    577,227.32x = 256,961,894,308.55
  5. Step 5: Solve for x
    x = 256,961,894,308.55/577,227.32
  6. Step 6: Final answer
    x = 445,165.86

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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.