Home / 798,799.92-1,198,210.48-266,321.12

Finding the Fourth Proportional to 798,799.92, 1,198,210.48 and 266,321.12

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Solution

The fourth proportional to 798,799.92, 1,198,210.48 and 266,321.12 is: 399,485.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,799.92 : 1,198,210.48 = 266,321.12 : x
  2. Step 2: Convert to fraction form
    798,799.92/1,198,210.48 = 266,321.12/x
  3. Step 3: Cross multiply
    798,799.92x = 1,198,210.48 × 266,321.12
  4. Step 4: Simplify right side
    798,799.92x = 319,108,757,029.34
  5. Step 5: Solve for x
    x = 319,108,757,029.34/798,799.92
  6. Step 6: Final answer
    x = 399,485.21

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Double scale
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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.