Finding the Fourth Proportional to 353,335.92, 487,616.49 and 202,462.08
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Solution
The fourth proportional to 353,335.92, 487,616.49 and 202,462.08 is: 279,405.07
Step by Step Solution
- Step 1: Write the proportion equation
353,335.92 : 487,616.49 = 202,462.08 : x - Step 2: Convert to fraction form
353,335.92/487,616.49 = 202,462.08/x - Step 3: Cross multiply
353,335.92x = 487,616.49 × 202,462.08 - Step 4: Simplify right side
353,335.92x = 98,723,848,807.70 - Step 5: Solve for x
x = 98,723,848,807.70/353,335.92 - Step 6: Final answer
x = 279,405.07
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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.