Finding the Fourth Proportional to 304,087.91, 456,206.04 and 214,305.62
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Solution
The fourth proportional to 304,087.91, 456,206.04 and 214,305.62 is: 321,510.70
Step by Step Solution
- Step 1: Write the proportion equation
304,087.91 : 456,206.04 = 214,305.62 : x - Step 2: Convert to fraction form
304,087.91/456,206.04 = 214,305.62/x - Step 3: Cross multiply
304,087.91x = 456,206.04 × 214,305.62 - Step 4: Simplify right side
304,087.91x = 97,767,515,968.91 - Step 5: Solve for x
x = 97,767,515,968.91/304,087.91 - Step 6: Final answer
x = 321,510.70
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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.