Home / 550,493.21-825,541.67-190,566.29

Finding the Fourth Proportional to 550,493.21, 825,541.67 and 190,566.29

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Solution

The fourth proportional to 550,493.21, 825,541.67 and 190,566.29 is: 285,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,493.21 : 825,541.67 = 190,566.29 : x
  2. Step 2: Convert to fraction form
    550,493.21/825,541.67 = 190,566.29/x
  3. Step 3: Cross multiply
    550,493.21x = 825,541.67 × 190,566.29
  4. Step 4: Simplify right side
    550,493.21x = 157,320,412,339.47
  5. Step 5: Solve for x
    x = 157,320,412,339.47/550,493.21
  6. Step 6: Final answer
    x = 285,780.84

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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.