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Finding the Fourth Proportional to 350,314.92, 483,436.07 and 197,354.94

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Solution

The fourth proportional to 350,314.92, 483,436.07 and 197,354.94 is: 272,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,314.92 : 483,436.07 = 197,354.94 : x
  2. Step 2: Convert to fraction form
    350,314.92/483,436.07 = 197,354.94/x
  3. Step 3: Cross multiply
    350,314.92x = 483,436.07 × 197,354.94
  4. Step 4: Simplify right side
    350,314.92x = 95,408,497,248.43
  5. Step 5: Solve for x
    x = 95,408,497,248.43/350,314.92
  6. Step 6: Final answer
    x = 272,350.65

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1.5x scale

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.