Finding the Fourth Proportional to 345,553.18, 518,337.97 and 92,833.99
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Solution
The fourth proportional to 345,553.18, 518,337.97 and 92,833.99 is: 139,253.18
Step by Step Solution
- Step 1: Write the proportion equation
345,553.18 : 518,337.97 = 92,833.99 : x - Step 2: Convert to fraction form
345,553.18/518,337.97 = 92,833.99/x - Step 3: Cross multiply
345,553.18x = 518,337.97 × 92,833.99 - Step 4: Simplify right side
345,553.18x = 48,119,380,395.67 - Step 5: Solve for x
x = 48,119,380,395.67/345,553.18 - Step 6: Final answer
x = 139,253.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.