Home / 1,335.33-2,002.10-469.17

Finding the Fourth Proportional to 1,335.33, 2,002.10 and 469.17

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Solution

The fourth proportional to 1,335.33, 2,002.10 and 469.17 is: 703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.33 : 2,002.10 = 469.17 : x
  2. Step 2: Convert to fraction form
    1,335.33/2,002.10 = 469.17/x
  3. Step 3: Cross multiply
    1,335.33x = 2,002.10 × 469.17
  4. Step 4: Simplify right side
    1,335.33x = 939,322.91
  5. Step 5: Solve for x
    x = 939,322.91/1,335.33
  6. Step 6: Final answer
    x = 703.44

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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.