Home / 1,573.49-2,360.20-403.48

Finding the Fourth Proportional to 1,573.49, 2,360.20 and 403.48

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Solution

The fourth proportional to 1,573.49, 2,360.20 and 403.48 is: 605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.49 : 2,360.20 = 403.48 : x
  2. Step 2: Convert to fraction form
    1,573.49/2,360.20 = 403.48/x
  3. Step 3: Cross multiply
    1,573.49x = 2,360.20 × 403.48
  4. Step 4: Simplify right side
    1,573.49x = 952,293.50
  5. Step 5: Solve for x
    x = 952,293.50/1,573.49
  6. Step 6: Final answer
    x = 605.21

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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.