Finding the Fourth Proportional to 881,252.24, 1,216,132.04 and 499,353.44
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Solution
The fourth proportional to 881,252.24, 1,216,132.04 and 499,353.44 is: 689,109.98
Step by Step Solution
- Step 1: Write the proportion equation
881,252.24 : 1,216,132.04 = 499,353.44 : x - Step 2: Convert to fraction form
881,252.24/1,216,132.04 = 499,353.44/x - Step 3: Cross multiply
881,252.24x = 1,216,132.04 × 499,353.44 - Step 4: Simplify right side
881,252.24x = 607,279,717,668.22 - Step 5: Solve for x
x = 607,279,717,668.22/881,252.24 - Step 6: Final answer
x = 689,109.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.