Home / 1,099,409.46-1,649,321.36-416,500.88

Finding the Fourth Proportional to 1,099,409.46, 1,649,321.36 and 416,500.88

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Solution

The fourth proportional to 1,099,409.46, 1,649,321.36 and 416,500.88 is: 624,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,409.46 : 1,649,321.36 = 416,500.88 : x
  2. Step 2: Convert to fraction form
    1,099,409.46/1,649,321.36 = 416,500.88/x
  3. Step 3: Cross multiply
    1,099,409.46x = 1,649,321.36 × 416,500.88
  4. Step 4: Simplify right side
    1,099,409.46x = 686,943,787,513.69
  5. Step 5: Solve for x
    x = 686,943,787,513.69/1,099,409.46
  6. Step 6: Final answer
    x = 624,829.80

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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.