Finding the Fourth Proportional to 387,937.28, 535,049.48 and 265,502.08
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Solution
The fourth proportional to 387,937.28, 535,049.48 and 265,502.08 is: 366,184.84
Step by Step Solution
- Step 1: Write the proportion equation
387,937.28 : 535,049.48 = 265,502.08 : x - Step 2: Convert to fraction form
387,937.28/535,049.48 = 265,502.08/x - Step 3: Cross multiply
387,937.28x = 535,049.48 × 265,502.08 - Step 4: Simplify right side
387,937.28x = 142,056,749,842.92 - Step 5: Solve for x
x = 142,056,749,842.92/387,937.28 - Step 6: Final answer
x = 366,184.84
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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.