Finding the Fourth Proportional to 405,937.08, 560,179.32 and 224,656.62
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Solution
The fourth proportional to 405,937.08, 560,179.32 and 224,656.62 is: 310,018.47
Step by Step Solution
- Step 1: Write the proportion equation
405,937.08 : 560,179.32 = 224,656.62 : x - Step 2: Convert to fraction form
405,937.08/560,179.32 = 224,656.62/x - Step 3: Cross multiply
405,937.08x = 560,179.32 × 224,656.62 - Step 4: Simplify right side
405,937.08x = 125,847,992,625.10 - Step 5: Solve for x
x = 125,847,992,625.10/405,937.08 - Step 6: Final answer
x = 310,018.47
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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.