Finding the Fourth Proportional to 582,457.80, 873,686.70 and 161,737.80
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Solution
The fourth proportional to 582,457.80, 873,686.70 and 161,737.80 is: 242,606.70
Step by Step Solution
- Step 1: Write the proportion equation
582,457.80 : 873,686.70 = 161,737.80 : x - Step 2: Convert to fraction form
582,457.80/873,686.70 = 161,737.80/x - Step 3: Cross multiply
582,457.80x = 873,686.70 × 161,737.80 - Step 4: Simplify right side
582,457.80x = 141,308,164,747.26 - Step 5: Solve for x
x = 141,308,164,747.26/582,457.80 - Step 6: Final answer
x = 242,606.70
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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.