Finding the Fourth Proportional to 550,323.81, 825,349.01 and 310,542.98
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Solution
The fourth proportional to 550,323.81, 825,349.01 and 310,542.98 is: 465,737.32
Step by Step Solution
- Step 1: Write the proportion equation
550,323.81 : 825,349.01 = 310,542.98 : x - Step 2: Convert to fraction form
550,323.81/825,349.01 = 310,542.98/x - Step 3: Cross multiply
550,323.81x = 825,349.01 × 310,542.98 - Step 4: Simplify right side
550,323.81x = 256,306,335,425.99 - Step 5: Solve for x
x = 256,306,335,425.99/550,323.81 - Step 6: Final answer
x = 465,737.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.