Finding the Fourth Proportional to 471,079.62, 706,191.84 and 171,348.35
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Solution
The fourth proportional to 471,079.62, 706,191.84 and 171,348.35 is: 256,866.99
Step by Step Solution
- Step 1: Write the proportion equation
471,079.62 : 706,191.84 = 171,348.35 : x - Step 2: Convert to fraction form
471,079.62/706,191.84 = 171,348.35/x - Step 3: Cross multiply
471,079.62x = 706,191.84 × 171,348.35 - Step 4: Simplify right side
471,079.62x = 121,004,803,036.51 - Step 5: Solve for x
x = 121,004,803,036.51/471,079.62 - Step 6: Final answer
x = 256,866.99
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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.