Finding the Fourth Proportional to 741,402.84, 1,023,134.94 and 401,871
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Solution
The fourth proportional to 741,402.84, 1,023,134.94 and 401,871 is: 554,581.45
Step by Step Solution
- Step 1: Write the proportion equation
741,402.84 : 1,023,134.94 = 401,871 : x - Step 2: Convert to fraction form
741,402.84/1,023,134.94 = 401,871/x - Step 3: Cross multiply
741,402.84x = 1,023,134.94 × 401,871 - Step 4: Simplify right side
741,402.84x = 411,168,261,472.74 - Step 5: Solve for x
x = 411,168,261,472.74/741,402.84 - Step 6: Final answer
x = 554,581.45
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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.