Finding the Fourth Proportional to 353,820.44, 488,193.18 and 296,690.84
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Solution
The fourth proportional to 353,820.44, 488,193.18 and 296,690.84 is: 409,367.09
Step by Step Solution
- Step 1: Write the proportion equation
353,820.44 : 488,193.18 = 296,690.84 : x - Step 2: Convert to fraction form
353,820.44/488,193.18 = 296,690.84/x - Step 3: Cross multiply
353,820.44x = 488,193.18 × 296,690.84 - Step 4: Simplify right side
353,820.44x = 144,842,444,656.47 - Step 5: Solve for x
x = 144,842,444,656.47/353,820.44 - Step 6: Final answer
x = 409,367.09
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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.