Finding the Fourth Proportional to 335,946.70, 503,920.05 and 125,557.30
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Solution
The fourth proportional to 335,946.70, 503,920.05 and 125,557.30 is: 188,335.95
Step by Step Solution
- Step 1: Write the proportion equation
335,946.70 : 503,920.05 = 125,557.30 : x - Step 2: Convert to fraction form
335,946.70/503,920.05 = 125,557.30/x - Step 3: Cross multiply
335,946.70x = 503,920.05 × 125,557.30 - Step 4: Simplify right side
335,946.70x = 63,270,840,893.87 - Step 5: Solve for x
x = 63,270,840,893.87/335,946.70 - Step 6: Final answer
x = 188,335.95
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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.