Finding the Fourth Proportional to 705,056.99, 972,990.37 and 382,767.14
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Solution
The fourth proportional to 705,056.99, 972,990.37 and 382,767.14 is: 528,225.03
Step by Step Solution
- Step 1: Write the proportion equation
705,056.99 : 972,990.37 = 382,767.14 : x - Step 2: Convert to fraction form
705,056.99/972,990.37 = 382,767.14/x - Step 3: Cross multiply
705,056.99x = 972,990.37 × 382,767.14 - Step 4: Simplify right side
705,056.99x = 372,428,744,083.38 - Step 5: Solve for x
x = 372,428,744,083.38/705,056.99 - Step 6: Final answer
x = 528,225.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.