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Finding the Fourth Proportional to 434,422.32, 599,493.06 and 253,122.96

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Solution

The fourth proportional to 434,422.32, 599,493.06 and 253,122.96 is: 349,304.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,422.32 : 599,493.06 = 253,122.96 : x
  2. Step 2: Convert to fraction form
    434,422.32/599,493.06 = 253,122.96/x
  3. Step 3: Cross multiply
    434,422.32x = 599,493.06 × 253,122.96
  4. Step 4: Simplify right side
    434,422.32x = 151,745,457,846.66
  5. Step 5: Solve for x
    x = 151,745,457,846.66/434,422.32
  6. Step 6: Final answer
    x = 349,304.01

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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.