Home / 268,299.20-401,865.60-162,934.40

Finding the Fourth Proportional to 268,299.20, 401,865.60 and 162,934.40

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Solution

The fourth proportional to 268,299.20, 401,865.60 and 162,934.40 is: 244,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,299.20 : 401,865.60 = 162,934.40 : x
  2. Step 2: Convert to fraction form
    268,299.20/401,865.60 = 162,934.40/x
  3. Step 3: Cross multiply
    268,299.20x = 401,865.60 × 162,934.40
  4. Step 4: Simplify right side
    268,299.20x = 65,477,730,416.64
  5. Step 5: Solve for x
    x = 65,477,730,416.64/268,299.20
  6. Step 6: Final answer
    x = 244,047.43

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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.