Home / 901,826.64-1,244,745.36-520,083.36

Finding the Fourth Proportional to 901,826.64, 1,244,745.36 and 520,083.36

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Solution

The fourth proportional to 901,826.64, 1,244,745.36 and 520,083.36 is: 717,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,826.64 : 1,244,745.36 = 520,083.36 : x
  2. Step 2: Convert to fraction form
    901,826.64/1,244,745.36 = 520,083.36/x
  3. Step 3: Cross multiply
    901,826.64x = 1,244,745.36 × 520,083.36
  4. Step 4: Simplify right side
    901,826.64x = 647,371,349,173.21
  5. Step 5: Solve for x
    x = 647,371,349,173.21/901,826.64
  6. Step 6: Final answer
    x = 717,844.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.