Home / 362,278.81-499,946.57-226,391.72

Finding the Fourth Proportional to 362,278.81, 499,946.57 and 226,391.72

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Solution

The fourth proportional to 362,278.81, 499,946.57 and 226,391.72 is: 312,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,278.81 : 499,946.57 = 226,391.72 : x
  2. Step 2: Convert to fraction form
    362,278.81/499,946.57 = 226,391.72/x
  3. Step 3: Cross multiply
    362,278.81x = 499,946.57 × 226,391.72
  4. Step 4: Simplify right side
    362,278.81x = 113,183,763,890.40
  5. Step 5: Solve for x
    x = 113,183,763,890.40/362,278.81
  6. Step 6: Final answer
    x = 312,421.71

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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.