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Finding the Fourth Proportional to 558,524.52, 770,783.04 and 303,885.36

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Solution

The fourth proportional to 558,524.52, 770,783.04 and 303,885.36 is: 419,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,524.52 : 770,783.04 = 303,885.36 : x
  2. Step 2: Convert to fraction form
    558,524.52/770,783.04 = 303,885.36/x
  3. Step 3: Cross multiply
    558,524.52x = 770,783.04 × 303,885.36
  4. Step 4: Simplify right side
    558,524.52x = 234,229,681,592.29
  5. Step 5: Solve for x
    x = 234,229,681,592.29/558,524.52
  6. Step 6: Final answer
    x = 419,372.24

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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.