Finding the Fourth Proportional to 976,532.76, 1,465,027.56 and 302,578.74
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Solution
The fourth proportional to 976,532.76, 1,465,027.56 and 302,578.74 is: 453,938.89
Step by Step Solution
- Step 1: Write the proportion equation
976,532.76 : 1,465,027.56 = 302,578.74 : x - Step 2: Convert to fraction form
976,532.76/1,465,027.56 = 302,578.74/x - Step 3: Cross multiply
976,532.76x = 1,465,027.56 × 302,578.74 - Step 4: Simplify right side
976,532.76x = 443,286,193,170.07 - Step 5: Solve for x
x = 443,286,193,170.07/976,532.76 - Step 6: Final answer
x = 453,938.89
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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.