Home / 878,936.60-1,318,404.90-214,088.60

Finding the Fourth Proportional to 878,936.60, 1,318,404.90 and 214,088.60

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Solution

The fourth proportional to 878,936.60, 1,318,404.90 and 214,088.60 is: 321,132.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,936.60 : 1,318,404.90 = 214,088.60 : x
  2. Step 2: Convert to fraction form
    878,936.60/1,318,404.90 = 214,088.60/x
  3. Step 3: Cross multiply
    878,936.60x = 1,318,404.90 × 214,088.60
  4. Step 4: Simplify right side
    878,936.60x = 282,255,459,274.14
  5. Step 5: Solve for x
    x = 282,255,459,274.14/878,936.60
  6. Step 6: Final answer
    x = 321,132.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.