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Finding the Fourth Proportional to 519,350.72, 779,112.21 and 182,303.96

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Solution

The fourth proportional to 519,350.72, 779,112.21 and 182,303.96 is: 273,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,350.72 : 779,112.21 = 182,303.96 : x
  2. Step 2: Convert to fraction form
    519,350.72/779,112.21 = 182,303.96/x
  3. Step 3: Cross multiply
    519,350.72x = 779,112.21 × 182,303.96
  4. Step 4: Simplify right side
    519,350.72x = 142,035,241,167.35
  5. Step 5: Solve for x
    x = 142,035,241,167.35/519,350.72
  6. Step 6: Final answer
    x = 273,486.17

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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.