Finding the Fourth Proportional to 1,146,530.70, 1,719,358.65 and 347,546.70
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Solution
The fourth proportional to 1,146,530.70, 1,719,358.65 and 347,546.70 is: 521,187.46
Step by Step Solution
- Step 1: Write the proportion equation
1,146,530.70 : 1,719,358.65 = 347,546.70 : x - Step 2: Convert to fraction form
1,146,530.70/1,719,358.65 = 347,546.70/x - Step 3: Cross multiply
1,146,530.70x = 1,719,358.65 × 347,546.70 - Step 4: Simplify right side
1,146,530.70x = 597,557,424,923.96 - Step 5: Solve for x
x = 597,557,424,923.96/1,146,530.70 - Step 6: Final answer
x = 521,187.46
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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.