Home / 996,478.80-1,494,936.90-322,445.40

Finding the Fourth Proportional to 996,478.80, 1,494,936.90 and 322,445.40

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Solution

The fourth proportional to 996,478.80, 1,494,936.90 and 322,445.40 is: 483,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,478.80 : 1,494,936.90 = 322,445.40 : x
  2. Step 2: Convert to fraction form
    996,478.80/1,494,936.90 = 322,445.40/x
  3. Step 3: Cross multiply
    996,478.80x = 1,494,936.90 × 322,445.40
  4. Step 4: Simplify right side
    996,478.80x = 482,035,526,695.26
  5. Step 5: Solve for x
    x = 482,035,526,695.26/996,478.80
  6. Step 6: Final answer
    x = 483,738.87

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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.