Finding the Fourth Proportional to 621,852.28, 932,807.58 and 201,161.08
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Solution
The fourth proportional to 621,852.28, 932,807.58 and 201,161.08 is: 301,751.05
Step by Step Solution
- Step 1: Write the proportion equation
621,852.28 : 932,807.58 = 201,161.08 : x - Step 2: Convert to fraction form
621,852.28/932,807.58 = 201,161.08/x - Step 3: Cross multiply
621,852.28x = 932,807.58 × 201,161.08 - Step 4: Simplify right side
621,852.28x = 187,644,580,224.99 - Step 5: Solve for x
x = 187,644,580,224.99/621,852.28 - Step 6: Final answer
x = 301,751.05
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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.