Home / 1,198,200.45-1,797,316.56-399,482.24

Finding the Fourth Proportional to 1,198,200.45, 1,797,316.56 and 399,482.24

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Solution

The fourth proportional to 1,198,200.45, 1,797,316.56 and 399,482.24 is: 599,228.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,200.45 : 1,797,316.56 = 399,482.24 : x
  2. Step 2: Convert to fraction form
    1,198,200.45/1,797,316.56 = 399,482.24/x
  3. Step 3: Cross multiply
    1,198,200.45x = 1,797,316.56 × 399,482.24
  4. Step 4: Simplify right side
    1,198,200.45x = 717,996,049,871.19
  5. Step 5: Solve for x
    x = 717,996,049,871.19/1,198,200.45
  6. Step 6: Final answer
    x = 599,228.66

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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.