Home / 1,343.19-2,014.30-465.45

Finding the Fourth Proportional to 1,343.19, 2,014.30 and 465.45

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Solution

The fourth proportional to 1,343.19, 2,014.30 and 465.45 is: 698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.19 : 2,014.30 = 465.45 : x
  2. Step 2: Convert to fraction form
    1,343.19/2,014.30 = 465.45/x
  3. Step 3: Cross multiply
    1,343.19x = 2,014.30 × 465.45
  4. Step 4: Simplify right side
    1,343.19x = 937,555.50
  5. Step 5: Solve for x
    x = 937,555.50/1,343.19
  6. Step 6: Final answer
    x = 698.01

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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.