Finding the Fourth Proportional to 879,247.41, 1,213,361.42 and 497,265.99
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Solution
The fourth proportional to 879,247.41, 1,213,361.42 and 497,265.99 is: 686,227.06
Step by Step Solution
- Step 1: Write the proportion equation
879,247.41 : 1,213,361.42 = 497,265.99 : x - Step 2: Convert to fraction form
879,247.41/1,213,361.42 = 497,265.99/x - Step 3: Cross multiply
879,247.41x = 1,213,361.42 × 497,265.99 - Step 4: Simplify right side
879,247.41x = 603,363,363,504.79 - Step 5: Solve for x
x = 603,363,363,504.79/879,247.41 - Step 6: Final answer
x = 686,227.06
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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.