Finding the Fourth Proportional to 708,354.09, 1,062,845.19 and 371,314.29
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Solution
The fourth proportional to 708,354.09, 1,062,845.19 and 371,314.29 is: 557,136.06
Step by Step Solution
- Step 1: Write the proportion equation
708,354.09 : 1,062,845.19 = 371,314.29 : x - Step 2: Convert to fraction form
708,354.09/1,062,845.19 = 371,314.29/x - Step 3: Cross multiply
708,354.09x = 1,062,845.19 × 371,314.29 - Step 4: Simplify right side
708,354.09x = 394,649,607,104.77 - Step 5: Solve for x
x = 394,649,607,104.77/708,354.09 - Step 6: Final answer
x = 557,136.06
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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.