Finding the Fourth Proportional to 342,946.36, 515,207.94 and 241,976.80
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Solution
The fourth proportional to 342,946.36, 515,207.94 and 241,976.80 is: 363,521.48
Step by Step Solution
- Step 1: Write the proportion equation
342,946.36 : 515,207.94 = 241,976.80 : x - Step 2: Convert to fraction form
342,946.36/515,207.94 = 241,976.80/x - Step 3: Cross multiply
342,946.36x = 515,207.94 × 241,976.80 - Step 4: Simplify right side
342,946.36x = 124,668,368,655.79 - Step 5: Solve for x
x = 124,668,368,655.79/342,946.36 - Step 6: Final answer
x = 363,521.48
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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.