Home / 746,092.44-1,118,328.90-489,817.47

Finding the Fourth Proportional to 746,092.44, 1,118,328.90 and 489,817.47

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Solution

The fourth proportional to 746,092.44, 1,118,328.90 and 489,817.47 is: 734,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,092.44 : 1,118,328.90 = 489,817.47 : x
  2. Step 2: Convert to fraction form
    746,092.44/1,118,328.90 = 489,817.47/x
  3. Step 3: Cross multiply
    746,092.44x = 1,118,328.90 × 489,817.47
  4. Step 4: Simplify right side
    746,092.44x = 547,777,032,425.88
  5. Step 5: Solve for x
    x = 547,777,032,425.88/746,092.44
  6. Step 6: Final answer
    x = 734,194.59

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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.