Finding the Fourth Proportional to 762,811.92, 1,053,072.36 and 537,463.44
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Solution
The fourth proportional to 762,811.92, 1,053,072.36 and 537,463.44 is: 741,975.68
Step by Step Solution
- Step 1: Write the proportion equation
762,811.92 : 1,053,072.36 = 537,463.44 : x - Step 2: Convert to fraction form
762,811.92/1,053,072.36 = 537,463.44/x - Step 3: Cross multiply
762,811.92x = 1,053,072.36 × 537,463.44 - Step 4: Simplify right side
762,811.92x = 565,987,893,174.52 - Step 5: Solve for x
x = 565,987,893,174.52/762,811.92 - Step 6: Final answer
x = 741,975.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.