Home / 1,014.02-1,521.11-283.59

Finding the Fourth Proportional to 1,014.02, 1,521.11 and 283.59

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Solution

The fourth proportional to 1,014.02, 1,521.11 and 283.59 is: 425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014.02 : 1,521.11 = 283.59 : x
  2. Step 2: Convert to fraction form
    1,014.02/1,521.11 = 283.59/x
  3. Step 3: Cross multiply
    1,014.02x = 1,521.11 × 283.59
  4. Step 4: Simplify right side
    1,014.02x = 431,370.17
  5. Step 5: Solve for x
    x = 431,370.17/1,014.02
  6. Step 6: Final answer
    x = 425.41

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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.