Finding the Fourth Proportional to 900,604.14, 1,351,371.93 and 395,520.18
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Solution
The fourth proportional to 900,604.14, 1,351,371.93 and 395,520.18 is: 593,484.80
Step by Step Solution
- Step 1: Write the proportion equation
900,604.14 : 1,351,371.93 = 395,520.18 : x - Step 2: Convert to fraction form
900,604.14/1,351,371.93 = 395,520.18/x - Step 3: Cross multiply
900,604.14x = 1,351,371.93 × 395,520.18 - Step 4: Simplify right side
900,604.14x = 534,494,869,000.55 - Step 5: Solve for x
x = 534,494,869,000.55/900,604.14 - Step 6: Final answer
x = 593,484.80
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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.