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Finding the Fourth Proportional to 241,920.40, 362,880.60 and 73,440.40

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Solution

The fourth proportional to 241,920.40, 362,880.60 and 73,440.40 is: 110,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,920.40 : 362,880.60 = 73,440.40 : x
  2. Step 2: Convert to fraction form
    241,920.40/362,880.60 = 73,440.40/x
  3. Step 3: Cross multiply
    241,920.40x = 362,880.60 × 73,440.40
  4. Step 4: Simplify right side
    241,920.40x = 26,650,096,416.24
  5. Step 5: Solve for x
    x = 26,650,096,416.24/241,920.40
  6. Step 6: Final answer
    x = 110,160.60

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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.