Home / 746,661.60-1,119,992.40-673,178.40

Finding the Fourth Proportional to 746,661.60, 1,119,992.40 and 673,178.40

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Solution

The fourth proportional to 746,661.60, 1,119,992.40 and 673,178.40 is: 1,009,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,661.60 : 1,119,992.40 = 673,178.40 : x
  2. Step 2: Convert to fraction form
    746,661.60/1,119,992.40 = 673,178.40/x
  3. Step 3: Cross multiply
    746,661.60x = 1,119,992.40 × 673,178.40
  4. Step 4: Simplify right side
    746,661.60x = 753,954,691,844.16
  5. Step 5: Solve for x
    x = 753,954,691,844.16/746,661.60
  6. Step 6: Final answer
    x = 1,009,767.60

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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.