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Finding the Fourth Proportional to 534,226.16, 737,732.40 and 343,571.60

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Solution

The fourth proportional to 534,226.16, 737,732.40 and 343,571.60 is: 474,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,226.16 : 737,732.40 = 343,571.60 : x
  2. Step 2: Convert to fraction form
    534,226.16/737,732.40 = 343,571.60/x
  3. Step 3: Cross multiply
    534,226.16x = 737,732.40 × 343,571.60
  4. Step 4: Simplify right side
    534,226.16x = 253,463,901,039.84
  5. Step 5: Solve for x
    x = 253,463,901,039.84/534,226.16
  6. Step 6: Final answer
    x = 474,450.56

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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.