Finding the Fourth Proportional to 353,631.95, 488,024.97 and 192,479.21
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Solution
The fourth proportional to 353,631.95, 488,024.97 and 192,479.21 is: 265,628.32
Step by Step Solution
- Step 1: Write the proportion equation
353,631.95 : 488,024.97 = 192,479.21 : x - Step 2: Convert to fraction form
353,631.95/488,024.97 = 192,479.21/x - Step 3: Cross multiply
353,631.95x = 488,024.97 × 192,479.21 - Step 4: Simplify right side
353,631.95x = 93,934,660,685.87 - Step 5: Solve for x
x = 93,934,660,685.87/353,631.95 - Step 6: Final answer
x = 265,628.32
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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.