Home / 902,410.93-1,245,327.29-539,849.89

Finding the Fourth Proportional to 902,410.93, 1,245,327.29 and 539,849.89

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Solution

The fourth proportional to 902,410.93, 1,245,327.29 and 539,849.89 is: 744,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,410.93 : 1,245,327.29 = 539,849.89 : x
  2. Step 2: Convert to fraction form
    902,410.93/1,245,327.29 = 539,849.89/x
  3. Step 3: Cross multiply
    902,410.93x = 1,245,327.29 × 539,849.89
  4. Step 4: Simplify right side
    902,410.93x = 672,289,800,520.50
  5. Step 5: Solve for x
    x = 672,289,800,520.50/902,410.93
  6. Step 6: Final answer
    x = 744,992.97

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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.