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Finding the Fourth Proportional to 312,194.39, 468,290.93 and 241,220.16

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Solution

The fourth proportional to 312,194.39, 468,290.93 and 241,220.16 is: 361,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,194.39 : 468,290.93 = 241,220.16 : x
  2. Step 2: Convert to fraction form
    312,194.39/468,290.93 = 241,220.16/x
  3. Step 3: Cross multiply
    312,194.39x = 468,290.93 × 241,220.16
  4. Step 4: Simplify right side
    312,194.39x = 112,961,211,855.05
  5. Step 5: Solve for x
    x = 112,961,211,855.05/312,194.39
  6. Step 6: Final answer
    x = 361,829.74

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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.