Finding the Fourth Proportional to 764,866.56, 1,147,630.08 and 291,694.08
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Solution
The fourth proportional to 764,866.56, 1,147,630.08 and 291,694.08 is: 437,667.06
Step by Step Solution
- Step 1: Write the proportion equation
764,866.56 : 1,147,630.08 = 291,694.08 : x - Step 2: Convert to fraction form
764,866.56/1,147,630.08 = 291,694.08/x - Step 3: Cross multiply
764,866.56x = 1,147,630.08 × 291,694.08 - Step 4: Simplify right side
764,866.56x = 334,756,900,365.93 - Step 5: Solve for x
x = 334,756,900,365.93/764,866.56 - Step 6: Final answer
x = 437,667.06
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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.