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Finding the Fourth Proportional to 348,463.98, 481,049.22 and 233,700.63

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Solution

The fourth proportional to 348,463.98, 481,049.22 and 233,700.63 is: 322,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,463.98 : 481,049.22 = 233,700.63 : x
  2. Step 2: Convert to fraction form
    348,463.98/481,049.22 = 233,700.63/x
  3. Step 3: Cross multiply
    348,463.98x = 481,049.22 × 233,700.63
  4. Step 4: Simplify right side
    348,463.98x = 112,421,505,775.01
  5. Step 5: Solve for x
    x = 112,421,505,775.01/348,463.98
  6. Step 6: Final answer
    x = 322,620.16

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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.