Finding the Fourth Proportional to 775,582.80, 1,163,400.16 and 214,570.32
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Solution
The fourth proportional to 775,582.80, 1,163,400.16 and 214,570.32 is: 321,862.66
Step by Step Solution
- Step 1: Write the proportion equation
775,582.80 : 1,163,400.16 = 214,570.32 : x - Step 2: Convert to fraction form
775,582.80/1,163,400.16 = 214,570.32/x - Step 3: Cross multiply
775,582.80x = 1,163,400.16 × 214,570.32 - Step 4: Simplify right side
775,582.80x = 249,631,144,619.25 - Step 5: Solve for x
x = 249,631,144,619.25/775,582.80 - Step 6: Final answer
x = 321,862.66
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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.