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Finding the Fourth Proportional to 655,994.40, 983,991.60 and 235,215.60

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Solution

The fourth proportional to 655,994.40, 983,991.60 and 235,215.60 is: 352,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,994.40 : 983,991.60 = 235,215.60 : x
  2. Step 2: Convert to fraction form
    655,994.40/983,991.60 = 235,215.60/x
  3. Step 3: Cross multiply
    655,994.40x = 983,991.60 × 235,215.60
  4. Step 4: Simplify right side
    655,994.40x = 231,450,174,588.96
  5. Step 5: Solve for x
    x = 231,450,174,588.96/655,994.40
  6. Step 6: Final answer
    x = 352,823.40

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Similar ratio
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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.