Finding the Fourth Proportional to 605,389.13, 835,436.99 and 350,887.94
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Solution
The fourth proportional to 605,389.13, 835,436.99 and 350,887.94 is: 484,225.35
Step by Step Solution
- Step 1: Write the proportion equation
605,389.13 : 835,436.99 = 350,887.94 : x - Step 2: Convert to fraction form
605,389.13/835,436.99 = 350,887.94/x - Step 3: Cross multiply
605,389.13x = 835,436.99 × 350,887.94 - Step 4: Simplify right side
605,389.13x = 293,144,761,120.94 - Step 5: Solve for x
x = 293,144,761,120.94/605,389.13 - Step 6: Final answer
x = 484,225.35
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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.