Home / 1,507.80-2,261.40-467.52

Finding the Fourth Proportional to 1,507.80, 2,261.40 and 467.52

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Solution

The fourth proportional to 1,507.80, 2,261.40 and 467.52 is: 701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.80 : 2,261.40 = 467.52 : x
  2. Step 2: Convert to fraction form
    1,507.80/2,261.40 = 467.52/x
  3. Step 3: Cross multiply
    1,507.80x = 2,261.40 × 467.52
  4. Step 4: Simplify right side
    1,507.80x = 1,057,249.73
  5. Step 5: Solve for x
    x = 1,057,249.73/1,507.80
  6. Step 6: Final answer
    x = 701.19

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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.