Home / 999,375.37-1,499,168.06-325,509.14

Finding the Fourth Proportional to 999,375.37, 1,499,168.06 and 325,509.14

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Solution

The fourth proportional to 999,375.37, 1,499,168.06 and 325,509.14 is: 488,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,375.37 : 1,499,168.06 = 325,509.14 : x
  2. Step 2: Convert to fraction form
    999,375.37/1,499,168.06 = 325,509.14/x
  3. Step 3: Cross multiply
    999,375.37x = 1,499,168.06 × 325,509.14
  4. Step 4: Simplify right side
    999,375.37x = 487,992,909,267.10
  5. Step 5: Solve for x
    x = 487,992,909,267.10/999,375.37
  6. Step 6: Final answer
    x = 488,297.92

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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.