Finding the Fourth Proportional to 637,805.92, 880,168.08 and 351,319.36
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Solution
The fourth proportional to 637,805.92, 880,168.08 and 351,319.36 is: 484,818.46
Step by Step Solution
- Step 1: Write the proportion equation
637,805.92 : 880,168.08 = 351,319.36 : x - Step 2: Convert to fraction form
637,805.92/880,168.08 = 351,319.36/x - Step 3: Cross multiply
637,805.92x = 880,168.08 × 351,319.36 - Step 4: Simplify right side
637,805.92x = 309,220,086,558.03 - Step 5: Solve for x
x = 309,220,086,558.03/637,805.92 - Step 6: Final answer
x = 484,818.46
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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.