Home / 798,496.80-1,197,745.20-719,764.80

Finding the Fourth Proportional to 798,496.80, 1,197,745.20 and 719,764.80

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Solution

The fourth proportional to 798,496.80, 1,197,745.20 and 719,764.80 is: 1,079,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,496.80 : 1,197,745.20 = 719,764.80 : x
  2. Step 2: Convert to fraction form
    798,496.80/1,197,745.20 = 719,764.80/x
  3. Step 3: Cross multiply
    798,496.80x = 1,197,745.20 × 719,764.80
  4. Step 4: Simplify right side
    798,496.80x = 862,094,834,328.96
  5. Step 5: Solve for x
    x = 862,094,834,328.96/798,496.80
  6. Step 6: Final answer
    x = 1,079,647.20

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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.