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Finding the Fourth Proportional to 244,856.40, 367,284.60 and 139,880.40

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Solution

The fourth proportional to 244,856.40, 367,284.60 and 139,880.40 is: 209,820.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,856.40 : 367,284.60 = 139,880.40 : x
  2. Step 2: Convert to fraction form
    244,856.40/367,284.60 = 139,880.40/x
  3. Step 3: Cross multiply
    244,856.40x = 367,284.60 × 139,880.40
  4. Step 4: Simplify right side
    244,856.40x = 51,375,916,761.84
  5. Step 5: Solve for x
    x = 51,375,916,761.84/244,856.40
  6. Step 6: Final answer
    x = 209,820.60

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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.