Home / 798,296.80-1,197,611.60-265,983.20

Finding the Fourth Proportional to 798,296.80, 1,197,611.60 and 265,983.20

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Solution

The fourth proportional to 798,296.80, 1,197,611.60 and 265,983.20 is: 399,030.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,296.80 : 1,197,611.60 = 265,983.20 : x
  2. Step 2: Convert to fraction form
    798,296.80/1,197,611.60 = 265,983.20/x
  3. Step 3: Cross multiply
    798,296.80x = 1,197,611.60 × 265,983.20
  4. Step 4: Simplify right side
    798,296.80x = 318,544,565,725.12
  5. Step 5: Solve for x
    x = 318,544,565,725.12/798,296.80
  6. Step 6: Final answer
    x = 399,030.24

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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.