Home / 899,538.86-1,348,814.09-443,125.82

Finding the Fourth Proportional to 899,538.86, 1,348,814.09 and 443,125.82

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Solution

The fourth proportional to 899,538.86, 1,348,814.09 and 443,125.82 is: 664,445.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,538.86 : 1,348,814.09 = 443,125.82 : x
  2. Step 2: Convert to fraction form
    899,538.86/1,348,814.09 = 443,125.82/x
  3. Step 3: Cross multiply
    899,538.86x = 1,348,814.09 × 443,125.82
  4. Step 4: Simplify right side
    899,538.86x = 597,694,342,914.73
  5. Step 5: Solve for x
    x = 597,694,342,914.73/899,538.86
  6. Step 6: Final answer
    x = 664,445.27

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1.5x scale

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.