Home / 797,941.80-1,196,912.70-398,644.20

Finding the Fourth Proportional to 797,941.80, 1,196,912.70 and 398,644.20

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Solution

The fourth proportional to 797,941.80, 1,196,912.70 and 398,644.20 is: 597,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,941.80 : 1,196,912.70 = 398,644.20 : x
  2. Step 2: Convert to fraction form
    797,941.80/1,196,912.70 = 398,644.20/x
  3. Step 3: Cross multiply
    797,941.80x = 1,196,912.70 × 398,644.20
  4. Step 4: Simplify right side
    797,941.80x = 477,142,305,761.34
  5. Step 5: Solve for x
    x = 477,142,305,761.34/797,941.80
  6. Step 6: Final answer
    x = 597,966.30

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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.