Finding the Fourth Proportional to 490,950.58, 736,425.96 and 135,964.66
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Solution
The fourth proportional to 490,950.58, 736,425.96 and 135,964.66 is: 203,947.01
Step by Step Solution
- Step 1: Write the proportion equation
490,950.58 : 736,425.96 = 135,964.66 : x - Step 2: Convert to fraction form
490,950.58/736,425.96 = 135,964.66/x - Step 3: Cross multiply
490,950.58x = 736,425.96 × 135,964.66 - Step 4: Simplify right side
490,950.58x = 100,127,905,266.57 - Step 5: Solve for x
x = 100,127,905,266.57/490,950.58 - Step 6: Final answer
x = 203,947.01
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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.