Finding the Fourth Proportional to 519,228.48, 716,544.64 and 304,523.44
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Solution
The fourth proportional to 519,228.48, 716,544.64 and 304,523.44 is: 420,247.82
Step by Step Solution
- Step 1: Write the proportion equation
519,228.48 : 716,544.64 = 304,523.44 : x - Step 2: Convert to fraction form
519,228.48/716,544.64 = 304,523.44/x - Step 3: Cross multiply
519,228.48x = 716,544.64 × 304,523.44 - Step 4: Simplify right side
519,228.48x = 218,204,638,686.36 - Step 5: Solve for x
x = 218,204,638,686.36/519,228.48 - Step 6: Final answer
x = 420,247.82
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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.