Finding the Fourth Proportional to 848,438.96, 1,170,815.64 and 466,462.96
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Solution
The fourth proportional to 848,438.96, 1,170,815.64 and 466,462.96 is: 643,702.32
Step by Step Solution
- Step 1: Write the proportion equation
848,438.96 : 1,170,815.64 = 466,462.96 : x - Step 2: Convert to fraction form
848,438.96/1,170,815.64 = 466,462.96/x - Step 3: Cross multiply
848,438.96x = 1,170,815.64 × 466,462.96 - Step 4: Simplify right side
848,438.96x = 546,142,129,048.69 - Step 5: Solve for x
x = 546,142,129,048.69/848,438.96 - Step 6: Final answer
x = 643,702.32
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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.