Finding the Fourth Proportional to 292,610.03, 439,024.39 and 115,240.68
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Solution
The fourth proportional to 292,610.03, 439,024.39 and 115,240.68 is: 172,904.09
Step by Step Solution
- Step 1: Write the proportion equation
292,610.03 : 439,024.39 = 115,240.68 : x - Step 2: Convert to fraction form
292,610.03/439,024.39 = 115,240.68/x - Step 3: Cross multiply
292,610.03x = 439,024.39 × 115,240.68 - Step 4: Simplify right side
292,610.03x = 50,593,468,952.08 - Step 5: Solve for x
x = 50,593,468,952.08/292,610.03 - Step 6: Final answer
x = 172,904.09
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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.