Home / 481,156.28-663,975.25-266,276.24

Finding the Fourth Proportional to 481,156.28, 663,975.25 and 266,276.24

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Solution

The fourth proportional to 481,156.28, 663,975.25 and 266,276.24 is: 367,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,156.28 : 663,975.25 = 266,276.24 : x
  2. Step 2: Convert to fraction form
    481,156.28/663,975.25 = 266,276.24/x
  3. Step 3: Cross multiply
    481,156.28x = 663,975.25 × 266,276.24
  4. Step 4: Simplify right side
    481,156.28x = 176,800,829,037.49
  5. Step 5: Solve for x
    x = 176,800,829,037.49/481,156.28
  6. Step 6: Final answer
    x = 367,449.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.