Finding the Fourth Proportional to 405,870.42, 560,101.83 and 224,589.99
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Solution
The fourth proportional to 405,870.42, 560,101.83 and 224,589.99 is: 309,934.55
Step by Step Solution
- Step 1: Write the proportion equation
405,870.42 : 560,101.83 = 224,589.99 : x - Step 2: Convert to fraction form
405,870.42/560,101.83 = 224,589.99/x - Step 3: Cross multiply
405,870.42x = 560,101.83 × 224,589.99 - Step 4: Simplify right side
405,870.42x = 125,793,264,398.68 - Step 5: Solve for x
x = 125,793,264,398.68/405,870.42 - Step 6: Final answer
x = 309,934.55
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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.