Finding the Fourth Proportional to 357,776.87, 493,211.84 and 250,012.44
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Solution
The fourth proportional to 357,776.87, 493,211.84 and 250,012.44 is: 344,653.63
Step by Step Solution
- Step 1: Write the proportion equation
357,776.87 : 493,211.84 = 250,012.44 : x - Step 2: Convert to fraction form
357,776.87/493,211.84 = 250,012.44/x - Step 3: Cross multiply
357,776.87x = 493,211.84 × 250,012.44 - Step 4: Simplify right side
357,776.87x = 123,309,094,305.23 - Step 5: Solve for x
x = 123,309,094,305.23/357,776.87 - Step 6: Final answer
x = 344,653.63
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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.