Home / 984,512.54-1,477,017.90-274,540.66

Finding the Fourth Proportional to 984,512.54, 1,477,017.90 and 274,540.66

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Solution

The fourth proportional to 984,512.54, 1,477,017.90 and 274,540.66 is: 411,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,512.54 : 1,477,017.90 = 274,540.66 : x
  2. Step 2: Convert to fraction form
    984,512.54/1,477,017.90 = 274,540.66/x
  3. Step 3: Cross multiply
    984,512.54x = 1,477,017.90 × 274,540.66
  4. Step 4: Simplify right side
    984,512.54x = 405,501,465,405.27
  5. Step 5: Solve for x
    x = 405,501,465,405.27/984,512.54
  6. Step 6: Final answer
    x = 411,880.45

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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.