Home / 727,205.57-1,090,926.52-214,922.69

Finding the Fourth Proportional to 727,205.57, 1,090,926.52 and 214,922.69

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Solution

The fourth proportional to 727,205.57, 1,090,926.52 and 214,922.69 is: 322,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,205.57 : 1,090,926.52 = 214,922.69 : x
  2. Step 2: Convert to fraction form
    727,205.57/1,090,926.52 = 214,922.69/x
  3. Step 3: Cross multiply
    727,205.57x = 1,090,926.52 × 214,922.69
  4. Step 4: Simplify right side
    727,205.57x = 234,464,855,741.49
  5. Step 5: Solve for x
    x = 234,464,855,741.49/727,205.57
  6. Step 6: Final answer
    x = 322,418.95

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1.5x scale

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.