Home / 896,039.72-1,343,592.94-422,597.96

Finding the Fourth Proportional to 896,039.72, 1,343,592.94 and 422,597.96

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Solution

The fourth proportional to 896,039.72, 1,343,592.94 and 422,597.96 is: 633,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,039.72 : 1,343,592.94 = 422,597.96 : x
  2. Step 2: Convert to fraction form
    896,039.72/1,343,592.94 = 422,597.96/x
  3. Step 3: Cross multiply
    896,039.72x = 1,343,592.94 × 422,597.96
  4. Step 4: Simplify right side
    896,039.72x = 567,799,635,514.40
  5. Step 5: Solve for x
    x = 567,799,635,514.40/896,039.72
  6. Step 6: Final answer
    x = 633,676.86

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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.