Finding the Fourth Proportional to 917,187.88, 1,265,435.43 and 529,861.96
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Solution
The fourth proportional to 917,187.88, 1,265,435.43 and 529,861.96 is: 731,045.53
Step by Step Solution
- Step 1: Write the proportion equation
917,187.88 : 1,265,435.43 = 529,861.96 : x - Step 2: Convert to fraction form
917,187.88/1,265,435.43 = 529,861.96/x - Step 3: Cross multiply
917,187.88x = 1,265,435.43 × 529,861.96 - Step 4: Simplify right side
917,187.88x = 670,506,097,193.24 - Step 5: Solve for x
x = 670,506,097,193.24/917,187.88 - Step 6: Final answer
x = 731,045.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.