Home / 767,799.08-1,151,767.74-206,821.16

Finding the Fourth Proportional to 767,799.08, 1,151,767.74 and 206,821.16

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Solution

The fourth proportional to 767,799.08, 1,151,767.74 and 206,821.16 is: 310,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,799.08 : 1,151,767.74 = 206,821.16 : x
  2. Step 2: Convert to fraction form
    767,799.08/1,151,767.74 = 206,821.16/x
  3. Step 3: Cross multiply
    767,799.08x = 1,151,767.74 × 206,821.16
  4. Step 4: Simplify right side
    767,799.08x = 238,209,940,037.38
  5. Step 5: Solve for x
    x = 238,209,940,037.38/767,799.08
  6. Step 6: Final answer
    x = 310,250.36

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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.