Finding the Fourth Proportional to 370,574.56, 511,205.07 and 234,379.14
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Solution
The fourth proportional to 370,574.56, 511,205.07 and 234,379.14 is: 323,324.42
Step by Step Solution
- Step 1: Write the proportion equation
370,574.56 : 511,205.07 = 234,379.14 : x - Step 2: Convert to fraction form
370,574.56/511,205.07 = 234,379.14/x - Step 3: Cross multiply
370,574.56x = 511,205.07 × 234,379.14 - Step 4: Simplify right side
370,574.56x = 119,815,804,670.24 - Step 5: Solve for x
x = 119,815,804,670.24/370,574.56 - Step 6: Final answer
x = 323,324.42
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1.5x scale
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.