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Finding the Fourth Proportional to 500,600.02, 690,822.30 and 271,152.94

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Solution

The fourth proportional to 500,600.02, 690,822.30 and 271,152.94 is: 374,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,600.02 : 690,822.30 = 271,152.94 : x
  2. Step 2: Convert to fraction form
    500,600.02/690,822.30 = 271,152.94/x
  3. Step 3: Cross multiply
    500,600.02x = 690,822.30 × 271,152.94
  4. Step 4: Simplify right side
    500,600.02x = 187,318,497,662.56
  5. Step 5: Solve for x
    x = 187,318,497,662.56/500,600.02
  6. Step 6: Final answer
    x = 374,187.95

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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.