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Finding the Fourth Proportional to 519,549.82, 779,368.93 and 182,561.37

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Solution

The fourth proportional to 519,549.82, 779,368.93 and 182,561.37 is: 273,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,549.82 : 779,368.93 = 182,561.37 : x
  2. Step 2: Convert to fraction form
    519,549.82/779,368.93 = 182,561.37/x
  3. Step 3: Cross multiply
    519,549.82x = 779,368.93 × 182,561.37
  4. Step 4: Simplify right side
    519,549.82x = 142,282,658,683.43
  5. Step 5: Solve for x
    x = 142,282,658,683.43/519,549.82
  6. Step 6: Final answer
    x = 273,857.58

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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.