Finding the Fourth Proportional to 404,888.24, 607,700.97 and 215,507.67
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Solution
The fourth proportional to 404,888.24, 607,700.97 and 215,507.67 is: 323,457.70
Step by Step Solution
- Step 1: Write the proportion equation
404,888.24 : 607,700.97 = 215,507.67 : x - Step 2: Convert to fraction form
404,888.24/607,700.97 = 215,507.67/x - Step 3: Cross multiply
404,888.24x = 607,700.97 × 215,507.67 - Step 4: Simplify right side
404,888.24x = 130,964,220,101.44 - Step 5: Solve for x
x = 130,964,220,101.44/404,888.24 - Step 6: Final answer
x = 323,457.70
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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.