Finding the Fourth Proportional to 320,330.68, 442,167.66 and 184,418.79
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Solution
The fourth proportional to 320,330.68, 442,167.66 and 184,418.79 is: 254,562.02
Step by Step Solution
- Step 1: Write the proportion equation
320,330.68 : 442,167.66 = 184,418.79 : x - Step 2: Convert to fraction form
320,330.68/442,167.66 = 184,418.79/x - Step 3: Cross multiply
320,330.68x = 442,167.66 × 184,418.79 - Step 4: Simplify right side
320,330.68x = 81,544,026,492.46 - Step 5: Solve for x
x = 81,544,026,492.46/320,330.68 - Step 6: Final answer
x = 254,562.02
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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.