Finding the Fourth Proportional to 429,202.36, 592,327.52 and 247,921.92
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Solution
The fourth proportional to 429,202.36, 592,327.52 and 247,921.92 is: 342,148.58
Step by Step Solution
- Step 1: Write the proportion equation
429,202.36 : 592,327.52 = 247,921.92 : x - Step 2: Convert to fraction form
429,202.36/592,327.52 = 247,921.92/x - Step 3: Cross multiply
429,202.36x = 592,327.52 × 247,921.92 - Step 4: Simplify right side
429,202.36x = 146,850,976,027.24 - Step 5: Solve for x
x = 146,850,976,027.24/429,202.36 - Step 6: Final answer
x = 342,148.58
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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.