Home / 1,508.90-2,263.37-469.14

Finding the Fourth Proportional to 1,508.90, 2,263.37 and 469.14

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Solution

The fourth proportional to 1,508.90, 2,263.37 and 469.14 is: 703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.90 : 2,263.37 = 469.14 : x
  2. Step 2: Convert to fraction form
    1,508.90/2,263.37 = 469.14/x
  3. Step 3: Cross multiply
    1,508.90x = 2,263.37 × 469.14
  4. Step 4: Simplify right side
    1,508.90x = 1,061,840.62
  5. Step 5: Solve for x
    x = 1,061,840.62/1,508.90
  6. Step 6: Final answer
    x = 703.72

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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.