Finding the Fourth Proportional to 353,303.92, 487,565.68 and 192,162.48
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Solution
The fourth proportional to 353,303.92, 487,565.68 and 192,162.48 is: 265,187.63
Step by Step Solution
- Step 1: Write the proportion equation
353,303.92 : 487,565.68 = 192,162.48 : x - Step 2: Convert to fraction form
353,303.92/487,565.68 = 192,162.48/x - Step 3: Cross multiply
353,303.92x = 487,565.68 × 192,162.48 - Step 4: Simplify right side
353,303.92x = 93,691,830,231.69 - Step 5: Solve for x
x = 93,691,830,231.69/353,303.92 - Step 6: Final answer
x = 265,187.63
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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.