Finding the Fourth Proportional to 886,564.10, 1,330,681.35 and 466,141.70
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Solution
The fourth proportional to 886,564.10, 1,330,681.35 and 466,141.70 is: 699,651.69
Step by Step Solution
- Step 1: Write the proportion equation
886,564.10 : 1,330,681.35 = 466,141.70 : x - Step 2: Convert to fraction form
886,564.10/1,330,681.35 = 466,141.70/x - Step 3: Cross multiply
886,564.10x = 1,330,681.35 × 466,141.70 - Step 4: Simplify right side
886,564.10x = 620,286,066,647.30 - Step 5: Solve for x
x = 620,286,066,647.30/886,564.10 - Step 6: Final answer
x = 699,651.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.