Finding the Fourth Proportional to 449,813.18, 620,741.66 and 245,865.44
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Solution
The fourth proportional to 449,813.18, 620,741.66 and 245,865.44 is: 339,294.02
Step by Step Solution
- Step 1: Write the proportion equation
449,813.18 : 620,741.66 = 245,865.44 : x - Step 2: Convert to fraction form
449,813.18/620,741.66 = 245,865.44/x - Step 3: Cross multiply
449,813.18x = 620,741.66 × 245,865.44 - Step 4: Simplify right side
449,813.18x = 152,618,921,362.23 - Step 5: Solve for x
x = 152,618,921,362.23/449,813.18 - Step 6: Final answer
x = 339,294.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.