Home / 1,499.02-2,248.36-403.47

Finding the Fourth Proportional to 1,499.02, 2,248.36 and 403.47

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Solution

The fourth proportional to 1,499.02, 2,248.36 and 403.47 is: 605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.02 : 2,248.36 = 403.47 : x
  2. Step 2: Convert to fraction form
    1,499.02/2,248.36 = 403.47/x
  3. Step 3: Cross multiply
    1,499.02x = 2,248.36 × 403.47
  4. Step 4: Simplify right side
    1,499.02x = 907,144.80
  5. Step 5: Solve for x
    x = 907,144.80/1,499.02
  6. Step 6: Final answer
    x = 605.16

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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.