Finding the Fourth Proportional to 370,595.86, 511,422.25 and 200,829.99
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Solution
The fourth proportional to 370,595.86, 511,422.25 and 200,829.99 is: 277,145.37
Step by Step Solution
- Step 1: Write the proportion equation
370,595.86 : 511,422.25 = 200,829.99 : x - Step 2: Convert to fraction form
370,595.86/511,422.25 = 200,829.99/x - Step 3: Cross multiply
370,595.86x = 511,422.25 × 200,829.99 - Step 4: Simplify right side
370,595.86x = 102,708,925,353.28 - Step 5: Solve for x
x = 102,708,925,353.28/370,595.86 - Step 6: Final answer
x = 277,145.37
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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.