Home / 468,171.26-646,007.07-284,314.22

Finding the Fourth Proportional to 468,171.26, 646,007.07 and 284,314.22

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Solution

The fourth proportional to 468,171.26, 646,007.07 and 284,314.22 is: 392,311.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,171.26 : 646,007.07 = 284,314.22 : x
  2. Step 2: Convert to fraction form
    468,171.26/646,007.07 = 284,314.22/x
  3. Step 3: Cross multiply
    468,171.26x = 646,007.07 × 284,314.22
  4. Step 4: Simplify right side
    468,171.26x = 183,668,994,880.94
  5. Step 5: Solve for x
    x = 183,668,994,880.94/468,171.26
  6. Step 6: Final answer
    x = 392,311.55

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1.5x scale

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.