Home / 997,708.80-1,496,781.90-323,675.40

Finding the Fourth Proportional to 997,708.80, 1,496,781.90 and 323,675.40

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Solution

The fourth proportional to 997,708.80, 1,496,781.90 and 323,675.40 is: 485,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,708.80 : 1,496,781.90 = 323,675.40 : x
  2. Step 2: Convert to fraction form
    997,708.80/1,496,781.90 = 323,675.40/x
  3. Step 3: Cross multiply
    997,708.80x = 1,496,781.90 × 323,675.40
  4. Step 4: Simplify right side
    997,708.80x = 484,471,480,195.26
  5. Step 5: Solve for x
    x = 484,471,480,195.26/997,708.80
  6. Step 6: Final answer
    x = 485,584.05

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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.