Home / 997,513.76-1,496,481.02-323,542.72

Finding the Fourth Proportional to 997,513.76, 1,496,481.02 and 323,542.72

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Solution

The fourth proportional to 997,513.76, 1,496,481.02 and 323,542.72 is: 485,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,513.76 : 1,496,481.02 = 323,542.72 : x
  2. Step 2: Convert to fraction form
    997,513.76/1,496,481.02 = 323,542.72/x
  3. Step 3: Cross multiply
    997,513.76x = 1,496,481.02 × 323,542.72
  4. Step 4: Simplify right side
    997,513.76x = 484,175,539,639.17
  5. Step 5: Solve for x
    x = 484,175,539,639.17/997,513.76
  6. Step 6: Final answer
    x = 485,382.32

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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.