Home / 997,660.60-1,496,712.03-287,633.23

Finding the Fourth Proportional to 997,660.60, 1,496,712.03 and 287,633.23

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Solution

The fourth proportional to 997,660.60, 1,496,712.03 and 287,633.23 is: 431,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,660.60 : 1,496,712.03 = 287,633.23 : x
  2. Step 2: Convert to fraction form
    997,660.60/1,496,712.03 = 287,633.23/x
  3. Step 3: Cross multiply
    997,660.60x = 1,496,712.03 × 287,633.23
  4. Step 4: Simplify right side
    997,660.60x = 430,504,115,568.76
  5. Step 5: Solve for x
    x = 430,504,115,568.76/997,660.60
  6. Step 6: Final answer
    x = 431,513.60

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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.