Home / 997,512.76-1,496,479.52-323,541.72

Finding the Fourth Proportional to 997,512.76, 1,496,479.52 and 323,541.72

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Solution

The fourth proportional to 997,512.76, 1,496,479.52 and 323,541.72 is: 485,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,512.76 : 1,496,479.52 = 323,541.72 : x
  2. Step 2: Convert to fraction form
    997,512.76/1,496,479.52 = 323,541.72/x
  3. Step 3: Cross multiply
    997,512.76x = 1,496,479.52 × 323,541.72
  4. Step 4: Simplify right side
    997,512.76x = 484,173,558,654.43
  5. Step 5: Solve for x
    x = 484,173,558,654.43/997,512.76
  6. Step 6: Final answer
    x = 485,380.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.