Finding the Fourth Proportional to 893,174.56, 1,339,268.80 and 465,643.68
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Solution
The fourth proportional to 893,174.56, 1,339,268.80 and 465,643.68 is: 698,208.48
Step by Step Solution
- Step 1: Write the proportion equation
893,174.56 : 1,339,268.80 = 465,643.68 : x - Step 2: Convert to fraction form
893,174.56/1,339,268.80 = 465,643.68/x - Step 3: Cross multiply
893,174.56x = 1,339,268.80 × 465,643.68 - Step 4: Simplify right side
893,174.56x = 623,622,052,541.18 - Step 5: Solve for x
x = 623,622,052,541.18/893,174.56 - Step 6: Final answer
x = 698,208.48
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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.