Home / 756,928.80-1,135,199.64-224,325.60

Finding the Fourth Proportional to 756,928.80, 1,135,199.64 and 224,325.60

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Solution

The fourth proportional to 756,928.80, 1,135,199.64 and 224,325.60 is: 336,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,928.80 : 1,135,199.64 = 224,325.60 : x
  2. Step 2: Convert to fraction form
    756,928.80/1,135,199.64 = 224,325.60/x
  3. Step 3: Cross multiply
    756,928.80x = 1,135,199.64 × 224,325.60
  4. Step 4: Simplify right side
    756,928.80x = 254,654,340,362.78
  5. Step 5: Solve for x
    x = 254,654,340,362.78/756,928.80
  6. Step 6: Final answer
    x = 336,431.04

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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.