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Finding the Fourth Proportional to 389,232, 583,848 and 93,744

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Solution

The fourth proportional to 389,232, 583,848 and 93,744 is: 140,616

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,232 : 583,848 = 93,744 : x
  2. Step 2: Convert to fraction form
    389,232/583,848 = 93,744/x
  3. Step 3: Cross multiply
    389,232x = 583,848 × 93,744
  4. Step 4: Simplify right side
    389,232x = 54,732,246,912
  5. Step 5: Solve for x
    x = 54,732,246,912/389,232
  6. Step 6: Final answer
    x = 140,616

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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.