Finding the Fourth Proportional to 487,528.74, 730,684.26 and 336,566.52
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Solution
The fourth proportional to 487,528.74, 730,684.26 and 336,566.52 is: 504,429.46
Step by Step Solution
- Step 1: Write the proportion equation
487,528.74 : 730,684.26 = 336,566.52 : x - Step 2: Convert to fraction form
487,528.74/730,684.26 = 336,566.52/x - Step 3: Cross multiply
487,528.74x = 730,684.26 × 336,566.52 - Step 4: Simplify right side
487,528.74x = 245,923,858,606.98 - Step 5: Solve for x
x = 245,923,858,606.98/487,528.74 - Step 6: Final answer
x = 504,429.46
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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.