Finding the Fourth Proportional to 728,062.63, 1,092,585.93 and 254,752.09
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Solution
The fourth proportional to 728,062.63, 1,092,585.93 and 254,752.09 is: 382,300.28
Step by Step Solution
- Step 1: Write the proportion equation
728,062.63 : 1,092,585.93 = 254,752.09 : x - Step 2: Convert to fraction form
728,062.63/1,092,585.93 = 254,752.09/x - Step 3: Cross multiply
728,062.63x = 1,092,585.93 × 254,752.09 - Step 4: Simplify right side
728,062.63x = 278,338,549,172.09 - Step 5: Solve for x
x = 278,338,549,172.09/728,062.63 - Step 6: Final answer
x = 382,300.28
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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.