Home / 646,582.46-892,311.46-360,102.50

Finding the Fourth Proportional to 646,582.46, 892,311.46 and 360,102.50

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Solution

The fourth proportional to 646,582.46, 892,311.46 and 360,102.50 is: 496,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,582.46 : 892,311.46 = 360,102.50 : x
  2. Step 2: Convert to fraction form
    646,582.46/892,311.46 = 360,102.50/x
  3. Step 3: Cross multiply
    646,582.46x = 892,311.46 × 360,102.50
  4. Step 4: Simplify right side
    646,582.46x = 321,323,587,524.65
  5. Step 5: Solve for x
    x = 321,323,587,524.65/646,582.46
  6. Step 6: Final answer
    x = 496,956.86

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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.