Finding the Fourth Proportional to 405,570.30, 559,676.43 and 224,277.18
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Solution
The fourth proportional to 405,570.30, 559,676.43 and 224,277.18 is: 309,496.66
Step by Step Solution
- Step 1: Write the proportion equation
405,570.30 : 559,676.43 = 224,277.18 : x - Step 2: Convert to fraction form
405,570.30/559,676.43 = 224,277.18/x - Step 3: Cross multiply
405,570.30x = 559,676.43 × 224,277.18 - Step 4: Simplify right side
405,570.30x = 125,522,651,432.87 - Step 5: Solve for x
x = 125,522,651,432.87/405,570.30 - Step 6: Final answer
x = 309,496.66
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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.