Home / 997,520.76-1,496,491.59-323,549.73

Finding the Fourth Proportional to 997,520.76, 1,496,491.59 and 323,549.73

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Solution

The fourth proportional to 997,520.76, 1,496,491.59 and 323,549.73 is: 485,392.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,520.76 : 1,496,491.59 = 323,549.73 : x
  2. Step 2: Convert to fraction form
    997,520.76/1,496,491.59 = 323,549.73/x
  3. Step 3: Cross multiply
    997,520.76x = 1,496,491.59 × 323,549.73
  4. Step 4: Simplify right side
    997,520.76x = 484,189,449,891.77
  5. Step 5: Solve for x
    x = 484,189,449,891.77/997,520.76
  6. Step 6: Final answer
    x = 485,392.86

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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.