Finding the Fourth Proportional to 768,148.80, 1,149,598.80 and 673,670.40
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Solution
The fourth proportional to 768,148.80, 1,149,598.80 and 673,670.40 is: 1,008,203.99
Step by Step Solution
- Step 1: Write the proportion equation
768,148.80 : 1,149,598.80 = 673,670.40 : x - Step 2: Convert to fraction form
768,148.80/1,149,598.80 = 673,670.40/x - Step 3: Cross multiply
768,148.80x = 1,149,598.80 × 673,670.40 - Step 4: Simplify right side
768,148.80x = 774,450,683,435.52 - Step 5: Solve for x
x = 774,450,683,435.52/768,148.80 - Step 6: Final answer
x = 1,008,203.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.