Finding the Fourth Proportional to 804,972.36, 1,207,499.86 and 205,938.68
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Solution
The fourth proportional to 804,972.36, 1,207,499.86 and 205,938.68 is: 308,918.59
Step by Step Solution
- Step 1: Write the proportion equation
804,972.36 : 1,207,499.86 = 205,938.68 : x - Step 2: Convert to fraction form
804,972.36/1,207,499.86 = 205,938.68/x - Step 3: Cross multiply
804,972.36x = 1,207,499.86 × 205,938.68 - Step 4: Simplify right side
804,972.36x = 248,670,927,268.59 - Step 5: Solve for x
x = 248,670,927,268.59/804,972.36 - Step 6: Final answer
x = 308,918.59
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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.