Finding the Fourth Proportional to 660,052.99, 989,920.93 and 304,725.63
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Solution
The fourth proportional to 660,052.99, 989,920.93 and 304,725.63 is: 457,015.25
Step by Step Solution
- Step 1: Write the proportion equation
660,052.99 : 989,920.93 = 304,725.63 : x - Step 2: Convert to fraction form
660,052.99/989,920.93 = 304,725.63/x - Step 3: Cross multiply
660,052.99x = 989,920.93 × 304,725.63 - Step 4: Simplify right side
660,052.99x = 301,654,279,044.44 - Step 5: Solve for x
x = 301,654,279,044.44/660,052.99 - Step 6: Final answer
x = 457,015.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.