Finding the Fourth Proportional to 603,292.59, 905,050.08 and 198,508.05
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Solution
The fourth proportional to 603,292.59, 905,050.08 and 198,508.05 is: 297,798.66
Step by Step Solution
- Step 1: Write the proportion equation
603,292.59 : 905,050.08 = 198,508.05 : x - Step 2: Convert to fraction form
603,292.59/905,050.08 = 198,508.05/x - Step 3: Cross multiply
603,292.59x = 905,050.08 × 198,508.05 - Step 4: Simplify right side
603,292.59x = 179,659,726,533.14 - Step 5: Solve for x
x = 179,659,726,533.14/603,292.59 - Step 6: Final answer
x = 297,798.66
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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.