Home / 1,049,891.23-1,575,087.69-339,920.02

Finding the Fourth Proportional to 1,049,891.23, 1,575,087.69 and 339,920.02

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Solution

The fourth proportional to 1,049,891.23, 1,575,087.69 and 339,920.02 is: 509,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,891.23 : 1,575,087.69 = 339,920.02 : x
  2. Step 2: Convert to fraction form
    1,049,891.23/1,575,087.69 = 339,920.02/x
  3. Step 3: Cross multiply
    1,049,891.23x = 1,575,087.69 × 339,920.02
  4. Step 4: Simplify right side
    1,049,891.23x = 535,403,839,086.55
  5. Step 5: Solve for x
    x = 535,403,839,086.55/1,049,891.23
  6. Step 6: Final answer
    x = 509,961.25

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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.