Finding the Fourth Proportional to 912,124.52, 1,366,942.62 and 557,262.44
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Solution
The fourth proportional to 912,124.52, 1,366,942.62 and 557,262.44 is: 835,133.54
Step by Step Solution
- Step 1: Write the proportion equation
912,124.52 : 1,366,942.62 = 557,262.44 : x - Step 2: Convert to fraction form
912,124.52/1,366,942.62 = 557,262.44/x - Step 3: Cross multiply
912,124.52x = 1,366,942.62 × 557,262.44 - Step 4: Simplify right side
912,124.52x = 761,745,779,761.19 - Step 5: Solve for x
x = 761,745,779,761.19/912,124.52 - Step 6: Final answer
x = 835,133.54
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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.