Home / 352,857.30-526,619.18-318,806.58

Finding the Fourth Proportional to 352,857.30, 526,619.18 and 318,806.58

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Solution

The fourth proportional to 352,857.30, 526,619.18 and 318,806.58 is: 475,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,857.30 : 526,619.18 = 318,806.58 : x
  2. Step 2: Convert to fraction form
    352,857.30/526,619.18 = 318,806.58/x
  3. Step 3: Cross multiply
    352,857.30x = 526,619.18 × 318,806.58
  4. Step 4: Simplify right side
    352,857.30x = 167,889,658,144.17
  5. Step 5: Solve for x
    x = 167,889,658,144.17/352,857.30
  6. Step 6: Final answer
    x = 475,800.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.