Finding the Fourth Proportional to 774,176.52, 1,068,336.18 and 434,659.08
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Solution
The fourth proportional to 774,176.52, 1,068,336.18 and 434,659.08 is: 599,814.14
Step by Step Solution
- Step 1: Write the proportion equation
774,176.52 : 1,068,336.18 = 434,659.08 : x - Step 2: Convert to fraction form
774,176.52/1,068,336.18 = 434,659.08/x - Step 3: Cross multiply
774,176.52x = 1,068,336.18 × 434,659.08 - Step 4: Simplify right side
774,176.52x = 464,362,021,129.51 - Step 5: Solve for x
x = 464,362,021,129.51/774,176.52 - Step 6: Final answer
x = 599,814.14
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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.