Finding the Fourth Proportional to 476,629.62, 714,943.80 and 121,643.67
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Solution
The fourth proportional to 476,629.62, 714,943.80 and 121,643.67 is: 182,465.34
Step by Step Solution
- Step 1: Write the proportion equation
476,629.62 : 714,943.80 = 121,643.67 : x - Step 2: Convert to fraction form
476,629.62/714,943.80 = 121,643.67/x - Step 3: Cross multiply
476,629.62x = 714,943.80 × 121,643.67 - Step 4: Simplify right side
476,629.62x = 86,968,387,675.75 - Step 5: Solve for x
x = 86,968,387,675.75/476,629.62 - Step 6: Final answer
x = 182,465.34
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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.