Home / 999,538.85-1,499,307.03-325,619.03

Finding the Fourth Proportional to 999,538.85, 1,499,307.03 and 325,619.03

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Solution

The fourth proportional to 999,538.85, 1,499,307.03 and 325,619.03 is: 488,428.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,538.85 : 1,499,307.03 = 325,619.03 : x
  2. Step 2: Convert to fraction form
    999,538.85/1,499,307.03 = 325,619.03/x
  3. Step 3: Cross multiply
    999,538.85x = 1,499,307.03 × 325,619.03
  4. Step 4: Simplify right side
    999,538.85x = 488,202,893,284.25
  5. Step 5: Solve for x
    x = 488,202,893,284.25/999,538.85
  6. Step 6: Final answer
    x = 488,428.13

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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.