Home / 884,986.65-1,327,487.65-285,947.88

Finding the Fourth Proportional to 884,986.65, 1,327,487.65 and 285,947.88

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Solution

The fourth proportional to 884,986.65, 1,327,487.65 and 285,947.88 is: 428,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,986.65 : 1,327,487.65 = 285,947.88 : x
  2. Step 2: Convert to fraction form
    884,986.65/1,327,487.65 = 285,947.88/x
  3. Step 3: Cross multiply
    884,986.65x = 1,327,487.65 × 285,947.88
  4. Step 4: Simplify right side
    884,986.65x = 379,592,279,243.68
  5. Step 5: Solve for x
    x = 379,592,279,243.68/884,986.65
  6. Step 6: Final answer
    x = 428,924.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.