Finding the Fourth Proportional to 469,544.13, 647,972.02 and 254,684.19
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Solution
The fourth proportional to 469,544.13, 647,972.02 and 254,684.19 is: 351,464.79
Step by Step Solution
- Step 1: Write the proportion equation
469,544.13 : 647,972.02 = 254,684.19 : x - Step 2: Convert to fraction form
469,544.13/647,972.02 = 254,684.19/x - Step 3: Cross multiply
469,544.13x = 647,972.02 × 254,684.19 - Step 4: Simplify right side
469,544.13x = 165,028,228,159.77 - Step 5: Solve for x
x = 165,028,228,159.77/469,544.13 - Step 6: Final answer
x = 351,464.79
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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.