Finding the Fourth Proportional to 203,283.60, 304,867.08 and 141,347.76
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Solution
The fourth proportional to 203,283.60, 304,867.08 and 141,347.76 is: 211,981.09
Step by Step Solution
- Step 1: Write the proportion equation
203,283.60 : 304,867.08 = 141,347.76 : x - Step 2: Convert to fraction form
203,283.60/304,867.08 = 141,347.76/x - Step 3: Cross multiply
203,283.60x = 304,867.08 × 141,347.76 - Step 4: Simplify right side
203,283.60x = 43,092,278,855.74 - Step 5: Solve for x
x = 43,092,278,855.74/203,283.60 - Step 6: Final answer
x = 211,981.09
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1.5x scale
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.