Home / 997,579.80-1,496,588.40-323,546.40

Finding the Fourth Proportional to 997,579.80, 1,496,588.40 and 323,546.40

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Solution

The fourth proportional to 997,579.80, 1,496,588.40 and 323,546.40 is: 485,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,579.80 : 1,496,588.40 = 323,546.40 : x
  2. Step 2: Convert to fraction form
    997,579.80/1,496,588.40 = 323,546.40/x
  3. Step 3: Cross multiply
    997,579.80x = 1,496,588.40 × 323,546.40
  4. Step 4: Simplify right side
    997,579.80x = 484,215,789,101.76
  5. Step 5: Solve for x
    x = 484,215,789,101.76/997,579.80
  6. Step 6: Final answer
    x = 485,390.53

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1.5x scale

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.