Finding the Fourth Proportional to 305,125.21, 457,687.83 and 118,136.71
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Solution
The fourth proportional to 305,125.21, 457,687.83 and 118,136.71 is: 177,205.07
Step by Step Solution
- Step 1: Write the proportion equation
305,125.21 : 457,687.83 = 118,136.71 : x - Step 2: Convert to fraction form
305,125.21/457,687.83 = 118,136.71/x - Step 3: Cross multiply
305,125.21x = 457,687.83 × 118,136.71 - Step 4: Simplify right side
305,125.21x = 54,069,734,443.24 - Step 5: Solve for x
x = 54,069,734,443.24/305,125.21 - Step 6: Final answer
x = 177,205.07
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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.