Finding the Fourth Proportional to 471,237.06, 707,150.87 and 190,754.31
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Solution
The fourth proportional to 471,237.06, 707,150.87 and 190,754.31 is: 286,250.99
Step by Step Solution
- Step 1: Write the proportion equation
471,237.06 : 707,150.87 = 190,754.31 : x - Step 2: Convert to fraction form
471,237.06/707,150.87 = 190,754.31/x - Step 3: Cross multiply
471,237.06x = 707,150.87 × 190,754.31 - Step 4: Simplify right side
471,237.06x = 134,892,076,272.75 - Step 5: Solve for x
x = 134,892,076,272.75/471,237.06 - Step 6: Final answer
x = 286,250.99
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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.