Finding the Fourth Proportional to 329,531.02, 454,742.40 and 186,282.52
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Solution
The fourth proportional to 329,531.02, 454,742.40 and 186,282.52 is: 257,063.99
Step by Step Solution
- Step 1: Write the proportion equation
329,531.02 : 454,742.40 = 186,282.52 : x - Step 2: Convert to fraction form
329,531.02/454,742.40 = 186,282.52/x - Step 3: Cross multiply
329,531.02x = 454,742.40 × 186,282.52 - Step 4: Simplify right side
329,531.02x = 84,710,559,784.55 - Step 5: Solve for x
x = 84,710,559,784.55/329,531.02 - Step 6: Final answer
x = 257,063.99
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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.