Finding the Fourth Proportional to 341,890.56, 471,810.24 and 190,990.08
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Solution
The fourth proportional to 341,890.56, 471,810.24 and 190,990.08 is: 263,567.02
Step by Step Solution
- Step 1: Write the proportion equation
341,890.56 : 471,810.24 = 190,990.08 : x - Step 2: Convert to fraction form
341,890.56/471,810.24 = 190,990.08/x - Step 3: Cross multiply
341,890.56x = 471,810.24 × 190,990.08 - Step 4: Simplify right side
341,890.56x = 90,111,075,482.42 - Step 5: Solve for x
x = 90,111,075,482.42/341,890.56 - Step 6: Final answer
x = 263,567.02
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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.