Finding the Fourth Proportional to 320,646.24, 442,575.84 and 184,695.84
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Solution
The fourth proportional to 320,646.24, 442,575.84 and 184,695.84 is: 254,928.66
Step by Step Solution
- Step 1: Write the proportion equation
320,646.24 : 442,575.84 = 184,695.84 : x - Step 2: Convert to fraction form
320,646.24/442,575.84 = 184,695.84/x - Step 3: Cross multiply
320,646.24x = 442,575.84 × 184,695.84 - Step 4: Simplify right side
320,646.24x = 81,741,916,532.51 - Step 5: Solve for x
x = 81,741,916,532.51/320,646.24 - Step 6: Final answer
x = 254,928.66
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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.