Finding the Fourth Proportional to 736,622.56, 1,104,928.95 and 189,514.12
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Solution
The fourth proportional to 736,622.56, 1,104,928.95 and 189,514.12 is: 284,269.92
Step by Step Solution
- Step 1: Write the proportion equation
736,622.56 : 1,104,928.95 = 189,514.12 : x - Step 2: Convert to fraction form
736,622.56/1,104,928.95 = 189,514.12/x - Step 3: Cross multiply
736,622.56x = 1,104,928.95 × 189,514.12 - Step 4: Simplify right side
736,622.56x = 209,399,637,621.77 - Step 5: Solve for x
x = 209,399,637,621.77/736,622.56 - Step 6: Final answer
x = 284,269.92
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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.