Finding the Fourth Proportional to 292,924.13, 404,216.21 and 163,840.23
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Solution
The fourth proportional to 292,924.13, 404,216.21 and 163,840.23 is: 226,088.84
Step by Step Solution
- Step 1: Write the proportion equation
292,924.13 : 404,216.21 = 163,840.23 : x - Step 2: Convert to fraction form
292,924.13/404,216.21 = 163,840.23/x - Step 3: Cross multiply
292,924.13x = 404,216.21 × 163,840.23 - Step 4: Simplify right side
292,924.13x = 66,226,875,996.93 - Step 5: Solve for x
x = 66,226,875,996.93/292,924.13 - Step 6: Final answer
x = 226,088.84
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1.5x scale
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.