Home / 1,614,172.80-2,421,252.72-492,238.56

Finding the Fourth Proportional to 1,614,172.80, 2,421,252.72 and 492,238.56

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Solution

The fourth proportional to 1,614,172.80, 2,421,252.72 and 492,238.56 is: 738,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,172.80 : 2,421,252.72 = 492,238.56 : x
  2. Step 2: Convert to fraction form
    1,614,172.80/2,421,252.72 = 492,238.56/x
  3. Step 3: Cross multiply
    1,614,172.80x = 2,421,252.72 × 492,238.56
  4. Step 4: Simplify right side
    1,614,172.80x = 1,191,833,952,288.88
  5. Step 5: Solve for x
    x = 1,191,833,952,288.88/1,614,172.80
  6. Step 6: Final answer
    x = 738,355.86

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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.