Home / 646,582.91-892,284.44-360,102.98

Finding the Fourth Proportional to 646,582.91, 892,284.44 and 360,102.98

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Solution

The fourth proportional to 646,582.91, 892,284.44 and 360,102.98 is: 496,942.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,582.91 : 892,284.44 = 360,102.98 : x
  2. Step 2: Convert to fraction form
    646,582.91/892,284.44 = 360,102.98/x
  3. Step 3: Cross multiply
    646,582.91x = 892,284.44 × 360,102.98
  4. Step 4: Simplify right side
    646,582.91x = 321,314,279,589.69
  5. Step 5: Solve for x
    x = 321,314,279,589.69/646,582.91
  6. Step 6: Final answer
    x = 496,942.12

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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.