Finding the Fourth Proportional to 405,506.52, 559,550.16 and 224,193.96
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Solution
The fourth proportional to 405,506.52, 559,550.16 and 224,193.96 is: 309,360.66
Step by Step Solution
- Step 1: Write the proportion equation
405,506.52 : 559,550.16 = 224,193.96 : x - Step 2: Convert to fraction form
405,506.52/559,550.16 = 224,193.96/x - Step 3: Cross multiply
405,506.52x = 559,550.16 × 224,193.96 - Step 4: Simplify right side
405,506.52x = 125,447,766,189.03 - Step 5: Solve for x
x = 125,447,766,189.03/405,506.52 - Step 6: Final answer
x = 309,360.66
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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.