Home / 712,706.67-1,067,922.77-522,284.58

Finding the Fourth Proportional to 712,706.67, 1,067,922.77 and 522,284.58

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Solution

The fourth proportional to 712,706.67, 1,067,922.77 and 522,284.58 is: 782,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,706.67 : 1,067,922.77 = 522,284.58 : x
  2. Step 2: Convert to fraction form
    712,706.67/1,067,922.77 = 522,284.58/x
  3. Step 3: Cross multiply
    712,706.67x = 1,067,922.77 × 522,284.58
  4. Step 4: Simplify right side
    712,706.67x = 557,759,592,790.46
  5. Step 5: Solve for x
    x = 557,759,592,790.46/712,706.67
  6. Step 6: Final answer
    x = 782,593.48

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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.