Finding the Fourth Proportional to 270,350.80, 373,078.65 and 149,497.18
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Solution
The fourth proportional to 270,350.80, 373,078.65 and 149,497.18 is: 206,303.09
Step by Step Solution
- Step 1: Write the proportion equation
270,350.80 : 373,078.65 = 149,497.18 : x - Step 2: Convert to fraction form
270,350.80/373,078.65 = 149,497.18/x - Step 3: Cross multiply
270,350.80x = 373,078.65 × 149,497.18 - Step 4: Simplify right side
270,350.80x = 55,774,206,093.21 - Step 5: Solve for x
x = 55,774,206,093.21/270,350.80 - Step 6: Final answer
x = 206,303.09
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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.