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Finding the Fourth Proportional to 922,678.56, 1,273,327.83 and 535,464.18

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Solution

The fourth proportional to 922,678.56, 1,273,327.83 and 535,464.18 is: 738,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,678.56 : 1,273,327.83 = 535,464.18 : x
  2. Step 2: Convert to fraction form
    922,678.56/1,273,327.83 = 535,464.18/x
  3. Step 3: Cross multiply
    922,678.56x = 1,273,327.83 × 535,464.18
  4. Step 4: Simplify right side
    922,678.56x = 681,821,442,362.13
  5. Step 5: Solve for x
    x = 681,821,442,362.13/922,678.56
  6. Step 6: Final answer
    x = 738,958.80

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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.