Home / 310,258.15-427,783.75-224,079.41

Finding the Fourth Proportional to 310,258.15, 427,783.75 and 224,079.41

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Solution

The fourth proportional to 310,258.15, 427,783.75 and 224,079.41 is: 308,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,258.15 : 427,783.75 = 224,079.41 : x
  2. Step 2: Convert to fraction form
    310,258.15/427,783.75 = 224,079.41/x
  3. Step 3: Cross multiply
    310,258.15x = 427,783.75 × 224,079.41
  4. Step 4: Simplify right side
    310,258.15x = 95,857,530,816.85
  5. Step 5: Solve for x
    x = 95,857,530,816.85/310,258.15
  6. Step 6: Final answer
    x = 308,960.56

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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.