Home / 1,072,658.40-1,608,512.40-362,493.60

Finding the Fourth Proportional to 1,072,658.40, 1,608,512.40 and 362,493.60

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Solution

The fourth proportional to 1,072,658.40, 1,608,512.40 and 362,493.60 is: 543,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,658.40 : 1,608,512.40 = 362,493.60 : x
  2. Step 2: Convert to fraction form
    1,072,658.40/1,608,512.40 = 362,493.60/x
  3. Step 3: Cross multiply
    1,072,658.40x = 1,608,512.40 × 362,493.60
  4. Step 4: Simplify right side
    1,072,658.40x = 583,075,450,520.64
  5. Step 5: Solve for x
    x = 583,075,450,520.64/1,072,658.40
  6. Step 6: Final answer
    x = 543,579.81

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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.