Home / 727,206.57-1,090,928.01-214,923.69

Finding the Fourth Proportional to 727,206.57, 1,090,928.01 and 214,923.69

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Solution

The fourth proportional to 727,206.57, 1,090,928.01 and 214,923.69 is: 322,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,206.57 : 1,090,928.01 = 214,923.69 : x
  2. Step 2: Convert to fraction form
    727,206.57/1,090,928.01 = 214,923.69/x
  3. Step 3: Cross multiply
    727,206.57x = 1,090,928.01 × 214,923.69
  4. Step 4: Simplify right side
    727,206.57x = 234,466,273,433.56
  5. Step 5: Solve for x
    x = 234,466,273,433.56/727,206.57
  6. Step 6: Final answer
    x = 322,420.46

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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.