Home / 1,619.07-2,429.01-464.82

Finding the Fourth Proportional to 1,619.07, 2,429.01 and 464.82

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Solution

The fourth proportional to 1,619.07, 2,429.01 and 464.82 is: 697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619.07 : 2,429.01 = 464.82 : x
  2. Step 2: Convert to fraction form
    1,619.07/2,429.01 = 464.82/x
  3. Step 3: Cross multiply
    1,619.07x = 2,429.01 × 464.82
  4. Step 4: Simplify right side
    1,619.07x = 1,129,052.43
  5. Step 5: Solve for x
    x = 1,129,052.43/1,619.07
  6. Step 6: Final answer
    x = 697.35

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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.