Finding the Fourth Proportional to 314,703.09, 434,295.24 and 171,463.08
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Solution
The fourth proportional to 314,703.09, 434,295.24 and 171,463.08 is: 236,621.76
Step by Step Solution
- Step 1: Write the proportion equation
314,703.09 : 434,295.24 = 171,463.08 : x - Step 2: Convert to fraction form
314,703.09/434,295.24 = 171,463.08/x - Step 3: Cross multiply
314,703.09x = 434,295.24 × 171,463.08 - Step 4: Simplify right side
314,703.09x = 74,465,599,479.74 - Step 5: Solve for x
x = 74,465,599,479.74/314,703.09 - Step 6: Final answer
x = 236,621.76
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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.