Home / 375,845.24-518,681.40-206,085.44

Finding the Fourth Proportional to 375,845.24, 518,681.40 and 206,085.44

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Solution

The fourth proportional to 375,845.24, 518,681.40 and 206,085.44 is: 284,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,845.24 : 518,681.40 = 206,085.44 : x
  2. Step 2: Convert to fraction form
    375,845.24/518,681.40 = 206,085.44/x
  3. Step 3: Cross multiply
    375,845.24x = 518,681.40 × 206,085.44
  4. Step 4: Simplify right side
    375,845.24x = 106,892,684,538.82
  5. Step 5: Solve for x
    x = 106,892,684,538.82/375,845.24
  6. Step 6: Final answer
    x = 284,406.11

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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.