Finding the Fourth Proportional to 339,484.05, 468,489.33 and 186,534.63
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Solution
The fourth proportional to 339,484.05, 468,489.33 and 186,534.63 is: 257,418.53
Step by Step Solution
- Step 1: Write the proportion equation
339,484.05 : 468,489.33 = 186,534.63 : x - Step 2: Convert to fraction form
339,484.05/468,489.33 = 186,534.63/x - Step 3: Cross multiply
339,484.05x = 468,489.33 × 186,534.63 - Step 4: Simplify right side
339,484.05x = 87,389,483,830.50 - Step 5: Solve for x
x = 87,389,483,830.50/339,484.05 - Step 6: Final answer
x = 257,418.53
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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.