Finding the Fourth Proportional to 685,227.08, 1,027,909.06 and 235,888.50
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Solution
The fourth proportional to 685,227.08, 1,027,909.06 and 235,888.50 is: 353,856.31
Step by Step Solution
- Step 1: Write the proportion equation
685,227.08 : 1,027,909.06 = 235,888.50 : x - Step 2: Convert to fraction form
685,227.08/1,027,909.06 = 235,888.50/x - Step 3: Cross multiply
685,227.08x = 1,027,909.06 × 235,888.50 - Step 4: Simplify right side
685,227.08x = 242,471,926,299.81 - Step 5: Solve for x
x = 242,471,926,299.81/685,227.08 - Step 6: Final answer
x = 353,856.31
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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.