Finding the Fourth Proportional to 623,035.87, 934,553.69 and 149,721.23
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Solution
The fourth proportional to 623,035.87, 934,553.69 and 149,721.23 is: 224,581.82
Step by Step Solution
- Step 1: Write the proportion equation
623,035.87 : 934,553.69 = 149,721.23 : x - Step 2: Convert to fraction form
623,035.87/934,553.69 = 149,721.23/x - Step 3: Cross multiply
623,035.87x = 934,553.69 × 149,721.23 - Step 4: Simplify right side
623,035.87x = 139,922,530,117.07 - Step 5: Solve for x
x = 139,922,530,117.07/623,035.87 - Step 6: Final answer
x = 224,581.82
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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.