Home / 519,827.56-779,815.22-160,028.43

Finding the Fourth Proportional to 519,827.56, 779,815.22 and 160,028.43

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Solution

The fourth proportional to 519,827.56, 779,815.22 and 160,028.43 is: 240,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,827.56 : 779,815.22 = 160,028.43 : x
  2. Step 2: Convert to fraction form
    519,827.56/779,815.22 = 160,028.43/x
  3. Step 3: Cross multiply
    519,827.56x = 779,815.22 × 160,028.43
  4. Step 4: Simplify right side
    519,827.56x = 124,792,601,622.26
  5. Step 5: Solve for x
    x = 124,792,601,622.26/519,827.56
  6. Step 6: Final answer
    x = 240,065.38

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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.