Finding the Fourth Proportional to 235,708.71, 353,365.01 and 191,225.13
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Solution
The fourth proportional to 235,708.71, 353,365.01 and 191,225.13 is: 286,677.02
Step by Step Solution
- Step 1: Write the proportion equation
235,708.71 : 353,365.01 = 191,225.13 : x - Step 2: Convert to fraction form
235,708.71/353,365.01 = 191,225.13/x - Step 3: Cross multiply
235,708.71x = 353,365.01 × 191,225.13 - Step 4: Simplify right side
235,708.71x = 67,572,269,974.70 - Step 5: Solve for x
x = 67,572,269,974.70/235,708.71 - Step 6: Final answer
x = 286,677.02
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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.