Finding the Fourth Proportional to 603,376.64, 905,053.10 and 243,537.94
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Solution
The fourth proportional to 603,376.64, 905,053.10 and 243,537.94 is: 365,302.12
Step by Step Solution
- Step 1: Write the proportion equation
603,376.64 : 905,053.10 = 243,537.94 : x - Step 2: Convert to fraction form
603,376.64/905,053.10 = 243,537.94/x - Step 3: Cross multiply
603,376.64x = 905,053.10 × 243,537.94 - Step 4: Simplify right side
603,376.64x = 220,414,767,478.24 - Step 5: Solve for x
x = 220,414,767,478.24/603,376.64 - Step 6: Final answer
x = 365,302.12
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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.