Home / 1,004,880.94-1,507,321.41-256,926.94

Finding the Fourth Proportional to 1,004,880.94, 1,507,321.41 and 256,926.94

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Solution

The fourth proportional to 1,004,880.94, 1,507,321.41 and 256,926.94 is: 385,390.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,880.94 : 1,507,321.41 = 256,926.94 : x
  2. Step 2: Convert to fraction form
    1,004,880.94/1,507,321.41 = 256,926.94/x
  3. Step 3: Cross multiply
    1,004,880.94x = 1,507,321.41 × 256,926.94
  4. Step 4: Simplify right side
    1,004,880.94x = 387,271,472,736.01
  5. Step 5: Solve for x
    x = 387,271,472,736.01/1,004,880.94
  6. Step 6: Final answer
    x = 385,390.41

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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.