Finding the Fourth Proportional to 493,167.08, 739,745.49 and 156,207.62
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Solution
The fourth proportional to 493,167.08, 739,745.49 and 156,207.62 is: 234,309.81
Step by Step Solution
- Step 1: Write the proportion equation
493,167.08 : 739,745.49 = 156,207.62 : x - Step 2: Convert to fraction form
493,167.08/739,745.49 = 156,207.62/x - Step 3: Cross multiply
493,167.08x = 739,745.49 × 156,207.62 - Step 4: Simplify right side
493,167.08x = 115,553,884,833.78 - Step 5: Solve for x
x = 115,553,884,833.78/493,167.08 - Step 6: Final answer
x = 234,309.81
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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.