Finding the Fourth Proportional to 519,982.04, 717,530.68 and 299,226.48
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Solution
The fourth proportional to 519,982.04, 717,530.68 and 299,226.48 is: 412,906.91
Step by Step Solution
- Step 1: Write the proportion equation
519,982.04 : 717,530.68 = 299,226.48 : x - Step 2: Convert to fraction form
519,982.04/717,530.68 = 299,226.48/x - Step 3: Cross multiply
519,982.04x = 717,530.68 × 299,226.48 - Step 4: Simplify right side
519,982.04x = 214,704,179,668.41 - Step 5: Solve for x
x = 214,704,179,668.41/519,982.04 - Step 6: Final answer
x = 412,906.91
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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.