Finding the Fourth Proportional to 720,537.71, 1,079,932.64 and 529,224.13
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Solution
The fourth proportional to 720,537.71, 1,079,932.64 and 529,224.13 is: 793,194.31
Step by Step Solution
- Step 1: Write the proportion equation
720,537.71 : 1,079,932.64 = 529,224.13 : x - Step 2: Convert to fraction form
720,537.71/1,079,932.64 = 529,224.13/x - Step 3: Cross multiply
720,537.71x = 1,079,932.64 × 529,224.13 - Step 4: Simplify right side
720,537.71x = 571,526,411,862.60 - Step 5: Solve for x
x = 571,526,411,862.60/720,537.71 - Step 6: Final answer
x = 793,194.31
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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.