Home / 999,684.05-1,499,372.01-325,763.64

Finding the Fourth Proportional to 999,684.05, 1,499,372.01 and 325,763.64

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Solution

The fourth proportional to 999,684.05, 1,499,372.01 and 325,763.64 is: 488,595.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,684.05 : 1,499,372.01 = 325,763.64 : x
  2. Step 2: Convert to fraction form
    999,684.05/1,499,372.01 = 325,763.64/x
  3. Step 3: Cross multiply
    999,684.05x = 1,499,372.01 × 325,763.64
  4. Step 4: Simplify right side
    999,684.05x = 488,440,883,691.72
  5. Step 5: Solve for x
    x = 488,440,883,691.72/999,684.05
  6. Step 6: Final answer
    x = 488,595.26

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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.