Home / 658,105.46-987,218.43-184,787.63

Finding the Fourth Proportional to 658,105.46, 987,218.43 and 184,787.63

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Solution

The fourth proportional to 658,105.46, 987,218.43 and 184,787.63 is: 277,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,105.46 : 987,218.43 = 184,787.63 : x
  2. Step 2: Convert to fraction form
    658,105.46/987,218.43 = 184,787.63/x
  3. Step 3: Cross multiply
    658,105.46x = 987,218.43 × 184,787.63
  4. Step 4: Simplify right side
    658,105.46x = 182,425,748,111.99
  5. Step 5: Solve for x
    x = 182,425,748,111.99/658,105.46
  6. Step 6: Final answer
    x = 277,198.35

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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.