Home / 913,172.96-1,260,685.47-550,688.64

Finding the Fourth Proportional to 913,172.96, 1,260,685.47 and 550,688.64

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Solution

The fourth proportional to 913,172.96, 1,260,685.47 and 550,688.64 is: 760,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,172.96 : 1,260,685.47 = 550,688.64 : x
  2. Step 2: Convert to fraction form
    913,172.96/1,260,685.47 = 550,688.64/x
  3. Step 3: Cross multiply
    913,172.96x = 1,260,685.47 × 550,688.64
  4. Step 4: Simplify right side
    913,172.96x = 694,245,166,942.06
  5. Step 5: Solve for x
    x = 694,245,166,942.06/913,172.96
  6. Step 6: Final answer
    x = 760,255.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.