Finding the Fourth Proportional to 270,174.15, 372,371.04 and 197,458.02
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Solution
The fourth proportional to 270,174.15, 372,371.04 and 197,458.02 is: 272,149.09
Step by Step Solution
- Step 1: Write the proportion equation
270,174.15 : 372,371.04 = 197,458.02 : x - Step 2: Convert to fraction form
270,174.15/372,371.04 = 197,458.02/x - Step 3: Cross multiply
270,174.15x = 372,371.04 × 197,458.02 - Step 4: Simplify right side
270,174.15x = 73,527,648,263.74 - Step 5: Solve for x
x = 73,527,648,263.74/270,174.15 - Step 6: Final answer
x = 272,149.09
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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.