Finding the Fourth Proportional to 404,308.08, 606,462.12 and 226,939.68
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Solution
The fourth proportional to 404,308.08, 606,462.12 and 226,939.68 is: 340,409.52
Step by Step Solution
- Step 1: Write the proportion equation
404,308.08 : 606,462.12 = 226,939.68 : x - Step 2: Convert to fraction form
404,308.08/606,462.12 = 226,939.68/x - Step 3: Cross multiply
404,308.08x = 606,462.12 × 226,939.68 - Step 4: Simplify right side
404,308.08x = 137,630,319,444.92 - Step 5: Solve for x
x = 137,630,319,444.92/404,308.08 - Step 6: Final answer
x = 340,409.52
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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.