Finding the Fourth Proportional to 741,399.84, 1,023,130.80 and 401,868
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Solution
The fourth proportional to 741,399.84, 1,023,130.80 and 401,868 is: 554,577.31
Step by Step Solution
- Step 1: Write the proportion equation
741,399.84 : 1,023,130.80 = 401,868 : x - Step 2: Convert to fraction form
741,399.84/1,023,130.80 = 401,868/x - Step 3: Cross multiply
741,399.84x = 1,023,130.80 × 401,868 - Step 4: Simplify right side
741,399.84x = 411,163,528,334.40 - Step 5: Solve for x
x = 411,163,528,334.40/741,399.84 - Step 6: Final answer
x = 554,577.31
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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.