Home / 214,928.40-322,392.60-197,869.80

Finding the Fourth Proportional to 214,928.40, 322,392.60 and 197,869.80

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Solution

The fourth proportional to 214,928.40, 322,392.60 and 197,869.80 is: 296,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,928.40 : 322,392.60 = 197,869.80 : x
  2. Step 2: Convert to fraction form
    214,928.40/322,392.60 = 197,869.80/x
  3. Step 3: Cross multiply
    214,928.40x = 322,392.60 × 197,869.80
  4. Step 4: Simplify right side
    214,928.40x = 63,791,759,283.48
  5. Step 5: Solve for x
    x = 63,791,759,283.48/214,928.40
  6. Step 6: Final answer
    x = 296,804.70

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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.