Home / 1,335.15-2,002.73-469.44

Finding the Fourth Proportional to 1,335.15, 2,002.73 and 469.44

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Solution

The fourth proportional to 1,335.15, 2,002.73 and 469.44 is: 704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.15 : 2,002.73 = 469.44 : x
  2. Step 2: Convert to fraction form
    1,335.15/2,002.73 = 469.44/x
  3. Step 3: Cross multiply
    1,335.15x = 2,002.73 × 469.44
  4. Step 4: Simplify right side
    1,335.15x = 940,159.22
  5. Step 5: Solve for x
    x = 940,159.22/1,335.15
  6. Step 6: Final answer
    x = 704.16

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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.