Home / 803,168.28-1,204,271.28-255,824.64

Finding the Fourth Proportional to 803,168.28, 1,204,271.28 and 255,824.64

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Solution

The fourth proportional to 803,168.28, 1,204,271.28 and 255,824.64 is: 383,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,168.28 : 1,204,271.28 = 255,824.64 : x
  2. Step 2: Convert to fraction form
    803,168.28/1,204,271.28 = 255,824.64/x
  3. Step 3: Cross multiply
    803,168.28x = 1,204,271.28 × 255,824.64
  4. Step 4: Simplify right side
    803,168.28x = 308,082,266,668.34
  5. Step 5: Solve for x
    x = 308,082,266,668.34/803,168.28
  6. Step 6: Final answer
    x = 383,583.71

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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.