Finding the Fourth Proportional to 879,337.80, 1,319,006.70 and 564,409.80
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Solution
The fourth proportional to 879,337.80, 1,319,006.70 and 564,409.80 is: 846,614.70
Step by Step Solution
- Step 1: Write the proportion equation
879,337.80 : 1,319,006.70 = 564,409.80 : x - Step 2: Convert to fraction form
879,337.80/1,319,006.70 = 564,409.80/x - Step 3: Cross multiply
879,337.80x = 1,319,006.70 × 564,409.80 - Step 4: Simplify right side
879,337.80x = 744,460,307,745.66 - Step 5: Solve for x
x = 744,460,307,745.66/879,337.80 - Step 6: Final answer
x = 846,614.70
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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.