Finding the Fourth Proportional to 293,924.52, 405,636.84 and 169,782.84
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Solution
The fourth proportional to 293,924.52, 405,636.84 and 169,782.84 is: 234,312.45
Step by Step Solution
- Step 1: Write the proportion equation
293,924.52 : 405,636.84 = 169,782.84 : x - Step 2: Convert to fraction form
293,924.52/405,636.84 = 169,782.84/x - Step 3: Cross multiply
293,924.52x = 405,636.84 × 169,782.84 - Step 4: Simplify right side
293,924.52x = 68,870,174,703.83 - Step 5: Solve for x
x = 68,870,174,703.83/293,924.52 - Step 6: Final answer
x = 234,312.45
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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.