Finding the Fourth Proportional to 558,192.06, 770,338.69 and 328,902.19
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Solution
The fourth proportional to 558,192.06, 770,338.69 and 328,902.19 is: 453,904.84
Step by Step Solution
- Step 1: Write the proportion equation
558,192.06 : 770,338.69 = 328,902.19 : x - Step 2: Convert to fraction form
558,192.06/770,338.69 = 328,902.19/x - Step 3: Cross multiply
558,192.06x = 770,338.69 × 328,902.19 - Step 4: Simplify right side
558,192.06x = 253,366,079,434.63 - Step 5: Solve for x
x = 253,366,079,434.63/558,192.06 - Step 6: Final answer
x = 453,904.84
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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.