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Finding the Fourth Proportional to 376,913, 565,364.82 and 110,663.94

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Solution

The fourth proportional to 376,913, 565,364.82 and 110,663.94 is: 165,994.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,913 : 565,364.82 = 110,663.94 : x
  2. Step 2: Convert to fraction form
    376,913/565,364.82 = 110,663.94/x
  3. Step 3: Cross multiply
    376,913x = 565,364.82 × 110,663.94
  4. Step 4: Simplify right side
    376,913x = 62,565,498,518.59
  5. Step 5: Solve for x
    x = 62,565,498,518.59/376,913
  6. Step 6: Final answer
    x = 165,994.54

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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.