Finding the Fourth Proportional to 405,296.06, 559,337.52 and 224,004.09
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Solution
The fourth proportional to 405,296.06, 559,337.52 and 224,004.09 is: 309,141.65
Step by Step Solution
- Step 1: Write the proportion equation
405,296.06 : 559,337.52 = 224,004.09 : x - Step 2: Convert to fraction form
405,296.06/559,337.52 = 224,004.09/x - Step 3: Cross multiply
405,296.06x = 559,337.52 × 224,004.09 - Step 4: Simplify right side
405,296.06x = 125,293,892,170.46 - Step 5: Solve for x
x = 125,293,892,170.46/405,296.06 - Step 6: Final answer
x = 309,141.65
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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.