Finding the Fourth Proportional to 554,789.10, 832,231.09 and 194,928.68
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Solution
The fourth proportional to 554,789.10, 832,231.09 and 194,928.68 is: 292,409.68
Step by Step Solution
- Step 1: Write the proportion equation
554,789.10 : 832,231.09 = 194,928.68 : x - Step 2: Convert to fraction form
554,789.10/832,231.09 = 194,928.68/x - Step 3: Cross multiply
554,789.10x = 832,231.09 × 194,928.68 - Step 4: Simplify right side
554,789.10x = 162,225,703,180.18 - Step 5: Solve for x
x = 162,225,703,180.18/554,789.10 - Step 6: Final answer
x = 292,409.68
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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.