Finding the Fourth Proportional to 801,907.48, 1,202,715.86 and 322,115.96
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Solution
The fourth proportional to 801,907.48, 1,202,715.86 and 322,115.96 is: 483,115.55
Step by Step Solution
- Step 1: Write the proportion equation
801,907.48 : 1,202,715.86 = 322,115.96 : x - Step 2: Convert to fraction form
801,907.48/1,202,715.86 = 322,115.96/x - Step 3: Cross multiply
801,907.48x = 1,202,715.86 × 322,115.96 - Step 4: Simplify right side
801,907.48x = 387,413,973,851.13 - Step 5: Solve for x
x = 387,413,973,851.13/801,907.48 - Step 6: Final answer
x = 483,115.55
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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.