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Finding the Fourth Proportional to 314,552, 471,905.76 and 92,936

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Solution

The fourth proportional to 314,552, 471,905.76 and 92,936 is: 139,426.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,552 : 471,905.76 = 92,936 : x
  2. Step 2: Convert to fraction form
    314,552/471,905.76 = 92,936/x
  3. Step 3: Cross multiply
    314,552x = 471,905.76 × 92,936
  4. Step 4: Simplify right side
    314,552x = 43,857,033,711.36
  5. Step 5: Solve for x
    x = 43,857,033,711.36/314,552
  6. Step 6: Final answer
    x = 139,426.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.