Home / 335,325.28-462,721.44-197,482.36

Finding the Fourth Proportional to 335,325.28, 462,721.44 and 197,482.36

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Solution

The fourth proportional to 335,325.28, 462,721.44 and 197,482.36 is: 272,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,325.28 : 462,721.44 = 197,482.36 : x
  2. Step 2: Convert to fraction form
    335,325.28/462,721.44 = 197,482.36/x
  3. Step 3: Cross multiply
    335,325.28x = 462,721.44 × 197,482.36
  4. Step 4: Simplify right side
    335,325.28x = 91,379,321,993.80
  5. Step 5: Solve for x
    x = 91,379,321,993.80/335,325.28
  6. Step 6: Final answer
    x = 272,509.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.