Finding the Fourth Proportional to 670,541.44, 1,006,473.12 and 492,548.80
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Solution
The fourth proportional to 670,541.44, 1,006,473.12 and 492,548.80 is: 739,308.71
Step by Step Solution
- Step 1: Write the proportion equation
670,541.44 : 1,006,473.12 = 492,548.80 : x - Step 2: Convert to fraction form
670,541.44/1,006,473.12 = 492,548.80/x - Step 3: Cross multiply
670,541.44x = 1,006,473.12 × 492,548.80 - Step 4: Simplify right side
670,541.44x = 495,737,127,488.26 - Step 5: Solve for x
x = 495,737,127,488.26/670,541.44 - Step 6: Final answer
x = 739,308.71
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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.