Finding the Fourth Proportional to 1,029,662.10, 1,544,493.15 and 319,907.70
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Solution
The fourth proportional to 1,029,662.10, 1,544,493.15 and 319,907.70 is: 479,861.55
Step by Step Solution
- Step 1: Write the proportion equation
1,029,662.10 : 1,544,493.15 = 319,907.70 : x - Step 2: Convert to fraction form
1,029,662.10/1,544,493.15 = 319,907.70/x - Step 3: Cross multiply
1,029,662.10x = 1,544,493.15 × 319,907.70 - Step 4: Simplify right side
1,029,662.10x = 494,095,251,282.26 - Step 5: Solve for x
x = 494,095,251,282.26/1,029,662.10 - Step 6: Final answer
x = 479,861.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.