Home / 351,670.31-526,871.23-216,499.13

Finding the Fourth Proportional to 351,670.31, 526,871.23 and 216,499.13

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Solution

The fourth proportional to 351,670.31, 526,871.23 and 216,499.13 is: 324,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,670.31 : 526,871.23 = 216,499.13 : x
  2. Step 2: Convert to fraction form
    351,670.31/526,871.23 = 216,499.13/x
  3. Step 3: Cross multiply
    351,670.31x = 526,871.23 × 216,499.13
  4. Step 4: Simplify right side
    351,670.31x = 114,067,159,200.18
  5. Step 5: Solve for x
    x = 114,067,159,200.18/351,670.31
  6. Step 6: Final answer
    x = 324,358.23

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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.