Home / 984,656.45-1,477,142.30-416,043.06

Finding the Fourth Proportional to 984,656.45, 1,477,142.30 and 416,043.06

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Solution

The fourth proportional to 984,656.45, 1,477,142.30 and 416,043.06 is: 624,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,656.45 : 1,477,142.30 = 416,043.06 : x
  2. Step 2: Convert to fraction form
    984,656.45/1,477,142.30 = 416,043.06/x
  3. Step 3: Cross multiply
    984,656.45x = 1,477,142.30 × 416,043.06
  4. Step 4: Simplify right side
    984,656.45x = 614,554,800,467.22
  5. Step 5: Solve for x
    x = 614,554,800,467.22/984,656.45
  6. Step 6: Final answer
    x = 624,131.19

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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.