Finding the Fourth Proportional to 339,615.99, 468,672.59 and 186,656.78
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Solution
The fourth proportional to 339,615.99, 468,672.59 and 186,656.78 is: 257,587.73
Step by Step Solution
- Step 1: Write the proportion equation
339,615.99 : 468,672.59 = 186,656.78 : x - Step 2: Convert to fraction form
339,615.99/468,672.59 = 186,656.78/x - Step 3: Cross multiply
339,615.99x = 468,672.59 × 186,656.78 - Step 4: Simplify right side
339,615.99x = 87,480,913,247.01 - Step 5: Solve for x
x = 87,480,913,247.01/339,615.99 - Step 6: Final answer
x = 257,587.73
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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.