Finding the Fourth Proportional to 918,092.16, 1,376,574.48 and 318,795.84
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Solution
The fourth proportional to 918,092.16, 1,376,574.48 and 318,795.84 is: 477,998.00
Step by Step Solution
- Step 1: Write the proportion equation
918,092.16 : 1,376,574.48 = 318,795.84 : x - Step 2: Convert to fraction form
918,092.16/1,376,574.48 = 318,795.84/x - Step 3: Cross multiply
918,092.16x = 1,376,574.48 × 318,795.84 - Step 4: Simplify right side
918,092.16x = 438,846,217,674.16 - Step 5: Solve for x
x = 438,846,217,674.16/918,092.16 - Step 6: Final answer
x = 477,998.00
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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.