Finding the Fourth Proportional to 329,119.63, 454,184.98 and 185,877.20
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Solution
The fourth proportional to 329,119.63, 454,184.98 and 185,877.20 is: 256,510.48
Step by Step Solution
- Step 1: Write the proportion equation
329,119.63 : 454,184.98 = 185,877.20 : x - Step 2: Convert to fraction form
329,119.63/454,184.98 = 185,877.20/x - Step 3: Cross multiply
329,119.63x = 454,184.98 × 185,877.20 - Step 4: Simplify right side
329,119.63x = 84,422,633,035.23 - Step 5: Solve for x
x = 84,422,633,035.23/329,119.63 - Step 6: Final answer
x = 256,510.48
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1.5x scale
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.