Finding the Fourth Proportional to 293,379.58, 440,069.36 and 160,187.17
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Solution
The fourth proportional to 293,379.58, 440,069.36 and 160,187.17 is: 240,280.75
Step by Step Solution
- Step 1: Write the proportion equation
293,379.58 : 440,069.36 = 160,187.17 : x - Step 2: Convert to fraction form
293,379.58/440,069.36 = 160,187.17/x - Step 3: Cross multiply
293,379.58x = 440,069.36 × 160,187.17 - Step 4: Simplify right side
293,379.58x = 70,493,465,382.11 - Step 5: Solve for x
x = 70,493,465,382.11/293,379.58 - Step 6: Final answer
x = 240,280.75
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1.5x scale
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.