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Finding the Fourth Proportional to 350,408.66, 483,553.90 and 197,444.07

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Solution

The fourth proportional to 350,408.66, 483,553.90 and 197,444.07 is: 272,467.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,408.66 : 483,553.90 = 197,444.07 : x
  2. Step 2: Convert to fraction form
    350,408.66/483,553.90 = 197,444.07/x
  3. Step 3: Cross multiply
    350,408.66x = 483,553.90 × 197,444.07
  4. Step 4: Simplify right side
    350,408.66x = 95,474,849,647.18
  5. Step 5: Solve for x
    x = 95,474,849,647.18/350,408.66
  6. Step 6: Final answer
    x = 272,467.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.