Finding the Fourth Proportional to 352,930.24, 529,351.59 and 208,921.75
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Solution
The fourth proportional to 352,930.24, 529,351.59 and 208,921.75 is: 313,356.71
Step by Step Solution
- Step 1: Write the proportion equation
352,930.24 : 529,351.59 = 208,921.75 : x - Step 2: Convert to fraction form
352,930.24/529,351.59 = 208,921.75/x - Step 3: Cross multiply
352,930.24x = 529,351.59 × 208,921.75 - Step 4: Simplify right side
352,930.24x = 110,593,060,025.78 - Step 5: Solve for x
x = 110,593,060,025.78/352,930.24 - Step 6: Final answer
x = 313,356.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.