Finding the Fourth Proportional to 270,798.15, 373,722.48 and 149,950.68
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Solution
The fourth proportional to 270,798.15, 373,722.48 and 149,950.68 is: 206,943.59
Step by Step Solution
- Step 1: Write the proportion equation
270,798.15 : 373,722.48 = 149,950.68 : x - Step 2: Convert to fraction form
270,798.15/373,722.48 = 149,950.68/x - Step 3: Cross multiply
270,798.15x = 373,722.48 × 149,950.68 - Step 4: Simplify right side
270,798.15x = 56,039,940,007.29 - Step 5: Solve for x
x = 56,039,940,007.29/270,798.15 - Step 6: Final answer
x = 206,943.59
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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.