Finding the Fourth Proportional to 310,174.84, 465,260.56 and 120,766.98
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Solution
The fourth proportional to 310,174.84, 465,260.56 and 120,766.98 is: 181,149.80
Step by Step Solution
- Step 1: Write the proportion equation
310,174.84 : 465,260.56 = 120,766.98 : x - Step 2: Convert to fraction form
310,174.84/465,260.56 = 120,766.98/x - Step 3: Cross multiply
310,174.84x = 465,260.56 × 120,766.98 - Step 4: Simplify right side
310,174.84x = 56,188,110,261.48 - Step 5: Solve for x
x = 56,188,110,261.48/310,174.84 - Step 6: Final answer
x = 181,149.80
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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.