Home / 1,303.22-1,953.70-1,230.73

Finding the Fourth Proportional to 1,303.22, 1,953.70 and 1,230.73

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Solution

The fourth proportional to 1,303.22, 1,953.70 and 1,230.73 is: 1,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303.22 : 1,953.70 = 1,230.73 : x
  2. Step 2: Convert to fraction form
    1,303.22/1,953.70 = 1,230.73/x
  3. Step 3: Cross multiply
    1,303.22x = 1,953.70 × 1,230.73
  4. Step 4: Simplify right side
    1,303.22x = 2,404,477.20
  5. Step 5: Solve for x
    x = 2,404,477.20/1,303.22
  6. Step 6: Final answer
    x = 1,845.03

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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.