Home / 893,719.32-1,340,579.26-262,633.20

Finding the Fourth Proportional to 893,719.32, 1,340,579.26 and 262,633.20

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Solution

The fourth proportional to 893,719.32, 1,340,579.26 and 262,633.20 is: 393,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,719.32 : 1,340,579.26 = 262,633.20 : x
  2. Step 2: Convert to fraction form
    893,719.32/1,340,579.26 = 262,633.20/x
  3. Step 3: Cross multiply
    893,719.32x = 1,340,579.26 × 262,633.20
  4. Step 4: Simplify right side
    893,719.32x = 352,080,620,907.43
  5. Step 5: Solve for x
    x = 352,080,620,907.43/893,719.32
  6. Step 6: Final answer
    x = 393,949.88

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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.