Home / 1,029,968.97-1,421,504.25-571,185.57

Finding the Fourth Proportional to 1,029,968.97, 1,421,504.25 and 571,185.57

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Solution

The fourth proportional to 1,029,968.97, 1,421,504.25 and 571,185.57 is: 788,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,968.97 : 1,421,504.25 = 571,185.57 : x
  2. Step 2: Convert to fraction form
    1,029,968.97/1,421,504.25 = 571,185.57/x
  3. Step 3: Cross multiply
    1,029,968.97x = 1,421,504.25 × 571,185.57
  4. Step 4: Simplify right side
    1,029,968.97x = 811,942,715,293.67
  5. Step 5: Solve for x
    x = 811,942,715,293.67/1,029,968.97
  6. Step 6: Final answer
    x = 788,317.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.