Home / 414,975.02-622,619.39-162,435.98

Finding the Fourth Proportional to 414,975.02, 622,619.39 and 162,435.98

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Solution

The fourth proportional to 414,975.02, 622,619.39 and 162,435.98 is: 243,715.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,975.02 : 622,619.39 = 162,435.98 : x
  2. Step 2: Convert to fraction form
    414,975.02/622,619.39 = 162,435.98/x
  3. Step 3: Cross multiply
    414,975.02x = 622,619.39 × 162,435.98
  4. Step 4: Simplify right side
    414,975.02x = 101,135,792,744.29
  5. Step 5: Solve for x
    x = 101,135,792,744.29/414,975.02
  6. Step 6: Final answer
    x = 243,715.38

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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.