Finding the Fourth Proportional to 558,504.76, 770,733.06 and 303,857.08
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Solution
The fourth proportional to 558,504.76, 770,733.06 and 303,857.08 is: 419,320.86
Step by Step Solution
- Step 1: Write the proportion equation
558,504.76 : 770,733.06 = 303,857.08 : x - Step 2: Convert to fraction form
558,504.76/770,733.06 = 303,857.08/x - Step 3: Cross multiply
558,504.76x = 770,733.06 × 303,857.08 - Step 4: Simplify right side
558,504.76x = 234,192,697,071.07 - Step 5: Solve for x
x = 234,192,697,071.07/558,504.76 - Step 6: Final answer
x = 419,320.86
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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.