Home / 468,619.54-646,698.04-253,759.62

Finding the Fourth Proportional to 468,619.54, 646,698.04 and 253,759.62

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Solution

The fourth proportional to 468,619.54, 646,698.04 and 253,759.62 is: 350,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,619.54 : 646,698.04 = 253,759.62 : x
  2. Step 2: Convert to fraction form
    468,619.54/646,698.04 = 253,759.62/x
  3. Step 3: Cross multiply
    468,619.54x = 646,698.04 × 253,759.62
  4. Step 4: Simplify right side
    468,619.54x = 164,105,847,902.80
  5. Step 5: Solve for x
    x = 164,105,847,902.80/468,619.54
  6. Step 6: Final answer
    x = 350,189.94

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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.