Home / 646,584.46-892,314.22-360,104.50

Finding the Fourth Proportional to 646,584.46, 892,314.22 and 360,104.50

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Solution

The fourth proportional to 646,584.46, 892,314.22 and 360,104.50 is: 496,959.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,584.46 : 892,314.22 = 360,104.50 : x
  2. Step 2: Convert to fraction form
    646,584.46/892,314.22 = 360,104.50/x
  3. Step 3: Cross multiply
    646,584.46x = 892,314.22 × 360,104.50
  4. Step 4: Simplify right side
    646,584.46x = 321,326,366,035.99
  5. Step 5: Solve for x
    x = 321,326,366,035.99/646,584.46
  6. Step 6: Final answer
    x = 496,959.62

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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.