Finding the Fourth Proportional to 872,278.14, 1,307,081.76 and 586,911.72
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Solution
The fourth proportional to 872,278.14, 1,307,081.76 and 586,911.72 is: 879,469.02
Step by Step Solution
- Step 1: Write the proportion equation
872,278.14 : 1,307,081.76 = 586,911.72 : x - Step 2: Convert to fraction form
872,278.14/1,307,081.76 = 586,911.72/x - Step 3: Cross multiply
872,278.14x = 1,307,081.76 × 586,911.72 - Step 4: Simplify right side
872,278.14x = 767,141,603,942.23 - Step 5: Solve for x
x = 767,141,603,942.23/872,278.14 - Step 6: Final answer
x = 879,469.02
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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.