Home / 322,946.19-484,452.32-123,434.51

Finding the Fourth Proportional to 322,946.19, 484,452.32 and 123,434.51

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Solution

The fourth proportional to 322,946.19, 484,452.32 and 123,434.51 is: 185,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,946.19 : 484,452.32 = 123,434.51 : x
  2. Step 2: Convert to fraction form
    322,946.19/484,452.32 = 123,434.51/x
  3. Step 3: Cross multiply
    322,946.19x = 484,452.32 × 123,434.51
  4. Step 4: Simplify right side
    322,946.19x = 59,798,131,698.13
  5. Step 5: Solve for x
    x = 59,798,131,698.13/322,946.19
  6. Step 6: Final answer
    x = 185,164.38

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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.