Finding the Fourth Proportional to 366,266.70, 549,400.05 and 189,119.70
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Solution
The fourth proportional to 366,266.70, 549,400.05 and 189,119.70 is: 283,679.55
Step by Step Solution
- Step 1: Write the proportion equation
366,266.70 : 549,400.05 = 189,119.70 : x - Step 2: Convert to fraction form
366,266.70/549,400.05 = 189,119.70/x - Step 3: Cross multiply
366,266.70x = 549,400.05 × 189,119.70 - Step 4: Simplify right side
366,266.70x = 103,902,372,635.99 - Step 5: Solve for x
x = 103,902,372,635.99/366,266.70 - Step 6: Final answer
x = 283,679.55
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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.