Home / 999,675.48-1,379,548.02-540,788.97

Finding the Fourth Proportional to 999,675.48, 1,379,548.02 and 540,788.97

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Solution

The fourth proportional to 999,675.48, 1,379,548.02 and 540,788.97 is: 746,286.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,675.48 : 1,379,548.02 = 540,788.97 : x
  2. Step 2: Convert to fraction form
    999,675.48/1,379,548.02 = 540,788.97/x
  3. Step 3: Cross multiply
    999,675.48x = 1,379,548.02 × 540,788.97
  4. Step 4: Simplify right side
    999,675.48x = 746,044,352,801.34
  5. Step 5: Solve for x
    x = 746,044,352,801.34/999,675.48
  6. Step 6: Final answer
    x = 746,286.54

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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.