Finding the Fourth Proportional to 329,518.84, 454,465.26 and 202,104.76
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Solution
The fourth proportional to 329,518.84, 454,465.26 and 202,104.76 is: 278,738.52
Step by Step Solution
- Step 1: Write the proportion equation
329,518.84 : 454,465.26 = 202,104.76 : x - Step 2: Convert to fraction form
329,518.84/454,465.26 = 202,104.76/x - Step 3: Cross multiply
329,518.84x = 454,465.26 × 202,104.76 - Step 4: Simplify right side
329,518.84x = 91,849,592,300.64 - Step 5: Solve for x
x = 91,849,592,300.64/329,518.84 - Step 6: Final answer
x = 278,738.52
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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.