Finding the Fourth Proportional to 972,738.24, 1,342,276.74 and 564,760.37
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Solution
The fourth proportional to 972,738.24, 1,342,276.74 and 564,760.37 is: 779,310.07
Step by Step Solution
- Step 1: Write the proportion equation
972,738.24 : 1,342,276.74 = 564,760.37 : x - Step 2: Convert to fraction form
972,738.24/1,342,276.74 = 564,760.37/x - Step 3: Cross multiply
972,738.24x = 1,342,276.74 × 564,760.37 - Step 4: Simplify right side
972,738.24x = 758,064,701,613.41 - Step 5: Solve for x
x = 758,064,701,613.41/972,738.24 - Step 6: Final answer
x = 779,310.07
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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.