Home / 999,535.10-1,499,301.41-325,615.28

Finding the Fourth Proportional to 999,535.10, 1,499,301.41 and 325,615.28

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Solution

The fourth proportional to 999,535.10, 1,499,301.41 and 325,615.28 is: 488,422.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,535.10 : 1,499,301.41 = 325,615.28 : x
  2. Step 2: Convert to fraction form
    999,535.10/1,499,301.41 = 325,615.28/x
  3. Step 3: Cross multiply
    999,535.10x = 1,499,301.41 × 325,615.28
  4. Step 4: Simplify right side
    999,535.10x = 488,195,439,296.96
  5. Step 5: Solve for x
    x = 488,195,439,296.96/999,535.10
  6. Step 6: Final answer
    x = 488,422.51

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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.