Finding the Fourth Proportional to 472,436.76, 708,689.78 and 202,301.44
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Solution
The fourth proportional to 472,436.76, 708,689.78 and 202,301.44 is: 303,466.99
Step by Step Solution
- Step 1: Write the proportion equation
472,436.76 : 708,689.78 = 202,301.44 : x - Step 2: Convert to fraction form
472,436.76/708,689.78 = 202,301.44/x - Step 3: Cross multiply
472,436.76x = 708,689.78 × 202,301.44 - Step 4: Simplify right side
472,436.76x = 143,368,963,007.28 - Step 5: Solve for x
x = 143,368,963,007.28/472,436.76 - Step 6: Final answer
x = 303,466.99
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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.