Finding the Fourth Proportional to 624,855.24, 862,301.04 and 338,375.76
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Solution
The fourth proportional to 624,855.24, 862,301.04 and 338,375.76 is: 466,958.99
Step by Step Solution
- Step 1: Write the proportion equation
624,855.24 : 862,301.04 = 338,375.76 : x - Step 2: Convert to fraction form
624,855.24/862,301.04 = 338,375.76/x - Step 3: Cross multiply
624,855.24x = 862,301.04 × 338,375.76 - Step 4: Simplify right side
624,855.24x = 291,781,769,758.79 - Step 5: Solve for x
x = 291,781,769,758.79/624,855.24 - Step 6: Final answer
x = 466,958.99
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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.