Finding the Fourth Proportional to 292,660.09, 439,240.12 and 208,625.83
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Solution
The fourth proportional to 292,660.09, 439,240.12 and 208,625.83 is: 313,116.95
Step by Step Solution
- Step 1: Write the proportion equation
292,660.09 : 439,240.12 = 208,625.83 : x - Step 2: Convert to fraction form
292,660.09/439,240.12 = 208,625.83/x - Step 3: Cross multiply
292,660.09x = 439,240.12 × 208,625.83 - Step 4: Simplify right side
292,660.09x = 91,636,832,984.63 - Step 5: Solve for x
x = 91,636,832,984.63/292,660.09 - Step 6: Final answer
x = 313,116.95
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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.