Home / 762,234.03-1,051,947.57-422,811.63

Finding the Fourth Proportional to 762,234.03, 1,051,947.57 and 422,811.63

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Solution

The fourth proportional to 762,234.03, 1,051,947.57 and 422,811.63 is: 583,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,234.03 : 1,051,947.57 = 422,811.63 : x
  2. Step 2: Convert to fraction form
    762,234.03/1,051,947.57 = 422,811.63/x
  3. Step 3: Cross multiply
    762,234.03x = 1,051,947.57 × 422,811.63
  4. Step 4: Simplify right side
    762,234.03x = 444,775,659,372.44
  5. Step 5: Solve for x
    x = 444,775,659,372.44/762,234.03
  6. Step 6: Final answer
    x = 583,515.88

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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.