Finding the Fourth Proportional to 437,586.08, 656,378.96 and 105,162.08
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Solution
The fourth proportional to 437,586.08, 656,378.96 and 105,162.08 is: 157,743.08
Step by Step Solution
- Step 1: Write the proportion equation
437,586.08 : 656,378.96 = 105,162.08 : x - Step 2: Convert to fraction form
437,586.08/656,378.96 = 105,162.08/x - Step 3: Cross multiply
437,586.08x = 656,378.96 × 105,162.08 - Step 4: Simplify right side
437,586.08x = 69,026,176,701.84 - Step 5: Solve for x
x = 69,026,176,701.84/437,586.08 - Step 6: Final answer
x = 157,743.08
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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.