Finding the Fourth Proportional to 943,674, 1,302,250.68 and 513,961.68
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Solution
The fourth proportional to 943,674, 1,302,250.68 and 513,961.68 is: 709,256.53
Step by Step Solution
- Step 1: Write the proportion equation
943,674 : 1,302,250.68 = 513,961.68 : x - Step 2: Convert to fraction form
943,674/1,302,250.68 = 513,961.68/x - Step 3: Cross multiply
943,674x = 1,302,250.68 × 513,961.68 - Step 4: Simplify right side
943,674x = 669,306,947,273.94 - Step 5: Solve for x
x = 669,306,947,273.94/943,674 - Step 6: Final answer
x = 709,256.53
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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.