Finding the Fourth Proportional to 270,678.62, 373,526.97 and 149,820.14
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Solution
The fourth proportional to 270,678.62, 373,526.97 and 149,820.14 is: 206,746.52
Step by Step Solution
- Step 1: Write the proportion equation
270,678.62 : 373,526.97 = 149,820.14 : x - Step 2: Convert to fraction form
270,678.62/373,526.97 = 149,820.14/x - Step 3: Cross multiply
270,678.62x = 373,526.97 × 149,820.14 - Step 4: Simplify right side
270,678.62x = 55,961,862,939.18 - Step 5: Solve for x
x = 55,961,862,939.18/270,678.62 - Step 6: Final answer
x = 206,746.52
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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.