Home / 1,573.30-2,359.88-403.31

Finding the Fourth Proportional to 1,573.30, 2,359.88 and 403.31

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Solution

The fourth proportional to 1,573.30, 2,359.88 and 403.31 is: 604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.30 : 2,359.88 = 403.31 : x
  2. Step 2: Convert to fraction form
    1,573.30/2,359.88 = 403.31/x
  3. Step 3: Cross multiply
    1,573.30x = 2,359.88 × 403.31
  4. Step 4: Simplify right side
    1,573.30x = 951,758.42
  5. Step 5: Solve for x
    x = 951,758.42/1,573.30
  6. Step 6: Final answer
    x = 604.95

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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.