Finding the Fourth Proportional to 756,990.96, 1,135,552.02 and 277,349.04
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Solution
The fourth proportional to 756,990.96, 1,135,552.02 and 277,349.04 is: 416,047.59
Step by Step Solution
- Step 1: Write the proportion equation
756,990.96 : 1,135,552.02 = 277,349.04 : x - Step 2: Convert to fraction form
756,990.96/1,135,552.02 = 277,349.04/x - Step 3: Cross multiply
756,990.96x = 1,135,552.02 × 277,349.04 - Step 4: Simplify right side
756,990.96x = 314,944,262,617.06 - Step 5: Solve for x
x = 314,944,262,617.06/756,990.96 - Step 6: Final answer
x = 416,047.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.