Finding the Fourth Proportional to 329,032.98, 493,447.41 and 118,643.58
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Solution
The fourth proportional to 329,032.98, 493,447.41 and 118,643.58 is: 177,928.57
Step by Step Solution
- Step 1: Write the proportion equation
329,032.98 : 493,447.41 = 118,643.58 : x - Step 2: Convert to fraction form
329,032.98/493,447.41 = 118,643.58/x - Step 3: Cross multiply
329,032.98x = 493,447.41 × 118,643.58 - Step 4: Simplify right side
329,032.98x = 58,544,367,264.13 - Step 5: Solve for x
x = 58,544,367,264.13/329,032.98 - Step 6: Final answer
x = 177,928.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.