Home / 456,891.03-684,884.46-216,582.86

Finding the Fourth Proportional to 456,891.03, 684,884.46 and 216,582.86

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Solution

The fourth proportional to 456,891.03, 684,884.46 and 216,582.86 is: 324,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,891.03 : 684,884.46 = 216,582.86 : x
  2. Step 2: Convert to fraction form
    456,891.03/684,884.46 = 216,582.86/x
  3. Step 3: Cross multiply
    456,891.03x = 684,884.46 × 216,582.86
  4. Step 4: Simplify right side
    456,891.03x = 148,334,237,640.75
  5. Step 5: Solve for x
    x = 148,334,237,640.75/456,891.03
  6. Step 6: Final answer
    x = 324,659.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.