Home / 414,946.80-622,727.40-165,807.60

Finding the Fourth Proportional to 414,946.80, 622,727.40 and 165,807.60

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Solution

The fourth proportional to 414,946.80, 622,727.40 and 165,807.60 is: 248,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,946.80 : 622,727.40 = 165,807.60 : x
  2. Step 2: Convert to fraction form
    414,946.80/622,727.40 = 165,807.60/x
  3. Step 3: Cross multiply
    414,946.80x = 622,727.40 × 165,807.60
  4. Step 4: Simplify right side
    414,946.80x = 103,252,935,648.24
  5. Step 5: Solve for x
    x = 103,252,935,648.24/414,946.80
  6. Step 6: Final answer
    x = 248,834.15

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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.