Finding the Fourth Proportional to 366,311.57, 549,623.16 and 141,829.67
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Solution
The fourth proportional to 366,311.57, 549,623.16 and 141,829.67 is: 212,804.84
Step by Step Solution
- Step 1: Write the proportion equation
366,311.57 : 549,623.16 = 141,829.67 : x - Step 2: Convert to fraction form
366,311.57/549,623.16 = 141,829.67/x - Step 3: Cross multiply
366,311.57x = 549,623.16 × 141,829.67 - Step 4: Simplify right side
366,311.57x = 77,952,872,781.22 - Step 5: Solve for x
x = 77,952,872,781.22/366,311.57 - Step 6: Final answer
x = 212,804.84
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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.