Finding the Fourth Proportional to 357,745.36, 535,916.88 and 207,670.96
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Solution
The fourth proportional to 357,745.36, 535,916.88 and 207,670.96 is: 311,099.42
Step by Step Solution
- Step 1: Write the proportion equation
357,745.36 : 535,916.88 = 207,670.96 : x - Step 2: Convert to fraction form
357,745.36/535,916.88 = 207,670.96/x - Step 3: Cross multiply
357,745.36x = 535,916.88 × 207,670.96 - Step 4: Simplify right side
357,745.36x = 111,294,372,949.81 - Step 5: Solve for x
x = 111,294,372,949.81/357,745.36 - Step 6: Final answer
x = 311,099.42
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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.