Home / 722,974.60-1,083,684.30-273,521.80

Finding the Fourth Proportional to 722,974.60, 1,083,684.30 and 273,521.80

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Solution

The fourth proportional to 722,974.60, 1,083,684.30 and 273,521.80 is: 409,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,974.60 : 1,083,684.30 = 273,521.80 : x
  2. Step 2: Convert to fraction form
    722,974.60/1,083,684.30 = 273,521.80/x
  3. Step 3: Cross multiply
    722,974.60x = 1,083,684.30 × 273,521.80
  4. Step 4: Simplify right side
    722,974.60x = 296,411,280,367.74
  5. Step 5: Solve for x
    x = 296,411,280,367.74/722,974.60
  6. Step 6: Final answer
    x = 409,988.51

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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.