Finding the Fourth Proportional to 658,558.92, 908,811.18 and 356,752.92
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Solution
The fourth proportional to 658,558.92, 908,811.18 and 356,752.92 is: 492,318.96
Step by Step Solution
- Step 1: Write the proportion equation
658,558.92 : 908,811.18 = 356,752.92 : x - Step 2: Convert to fraction form
658,558.92/908,811.18 = 356,752.92/x - Step 3: Cross multiply
658,558.92x = 908,811.18 × 356,752.92 - Step 4: Simplify right side
658,558.92x = 324,221,042,193.65 - Step 5: Solve for x
x = 324,221,042,193.65/658,558.92 - Step 6: Final answer
x = 492,318.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.