Finding the Fourth Proportional to 603,036.95, 904,363.57 and 198,135.81
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Solution
The fourth proportional to 603,036.95, 904,363.57 and 198,135.81 is: 297,140.68
Step by Step Solution
- Step 1: Write the proportion equation
603,036.95 : 904,363.57 = 198,135.81 : x - Step 2: Convert to fraction form
603,036.95/904,363.57 = 198,135.81/x - Step 3: Cross multiply
603,036.95x = 904,363.57 × 198,135.81 - Step 4: Simplify right side
603,036.95x = 179,186,807,981.10 - Step 5: Solve for x
x = 179,186,807,981.10/603,036.95 - Step 6: Final answer
x = 297,140.68
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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.