Finding the Fourth Proportional to 405,925.56, 560,178.37 and 224,649.99
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Solution
The fourth proportional to 405,925.56, 560,178.37 and 224,649.99 is: 310,017.59
Step by Step Solution
- Step 1: Write the proportion equation
405,925.56 : 560,178.37 = 224,649.99 : x - Step 2: Convert to fraction form
405,925.56/560,178.37 = 224,649.99/x - Step 3: Cross multiply
405,925.56x = 560,178.37 × 224,649.99 - Step 4: Simplify right side
405,925.56x = 125,844,065,218.72 - Step 5: Solve for x
x = 125,844,065,218.72/405,925.56 - Step 6: Final answer
x = 310,017.59
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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.