Home / 727,820.94-1,091,580.84-195,215.25

Finding the Fourth Proportional to 727,820.94, 1,091,580.84 and 195,215.25

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Solution

The fourth proportional to 727,820.94, 1,091,580.84 and 195,215.25 is: 292,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,820.94 : 1,091,580.84 = 195,215.25 : x
  2. Step 2: Convert to fraction form
    727,820.94/1,091,580.84 = 195,215.25/x
  3. Step 3: Cross multiply
    727,820.94x = 1,091,580.84 × 195,215.25
  4. Step 4: Simplify right side
    727,820.94x = 213,093,226,575.81
  5. Step 5: Solve for x
    x = 213,093,226,575.81/727,820.94
  6. Step 6: Final answer
    x = 292,782.49

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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.