Finding the Fourth Proportional to 637,733.62, 880,112.28 and 351,253.63
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Solution
The fourth proportional to 637,733.62, 880,112.28 and 351,253.63 is: 484,751.98
Step by Step Solution
- Step 1: Write the proportion equation
637,733.62 : 880,112.28 = 351,253.63 : x - Step 2: Convert to fraction form
637,733.62/880,112.28 = 351,253.63/x - Step 3: Cross multiply
637,733.62x = 880,112.28 × 351,253.63 - Step 4: Simplify right side
637,733.62x = 309,142,633,157.58 - Step 5: Solve for x
x = 309,142,633,157.58/637,733.62 - Step 6: Final answer
x = 484,751.98
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1.5x scale
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.