Finding the Fourth Proportional to 329,726.25, 454,877.76 and 193,698.84
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Solution
The fourth proportional to 329,726.25, 454,877.76 and 193,698.84 is: 267,219.52
Step by Step Solution
- Step 1: Write the proportion equation
329,726.25 : 454,877.76 = 193,698.84 : x - Step 2: Convert to fraction form
329,726.25/454,877.76 = 193,698.84/x - Step 3: Cross multiply
329,726.25x = 454,877.76 × 193,698.84 - Step 4: Simplify right side
329,726.25x = 88,109,292,179.41 - Step 5: Solve for x
x = 88,109,292,179.41/329,726.25 - Step 6: Final answer
x = 267,219.52
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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.