Finding the Fourth Proportional to 387,877.06, 535,422.81 and 244,608.58
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Solution
The fourth proportional to 387,877.06, 535,422.81 and 244,608.58 is: 337,655.99
Step by Step Solution
- Step 1: Write the proportion equation
387,877.06 : 535,422.81 = 244,608.58 : x - Step 2: Convert to fraction form
387,877.06/535,422.81 = 244,608.58/x - Step 3: Cross multiply
387,877.06x = 535,422.81 × 244,608.58 - Step 4: Simplify right side
387,877.06x = 130,969,013,253.71 - Step 5: Solve for x
x = 130,969,013,253.71/387,877.06 - Step 6: Final answer
x = 337,655.99
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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.