Finding the Fourth Proportional to 434,750.64, 599,948.28 and 243,763.44
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Solution
The fourth proportional to 434,750.64, 599,948.28 and 243,763.44 is: 336,389.28
Step by Step Solution
- Step 1: Write the proportion equation
434,750.64 : 599,948.28 = 243,763.44 : x - Step 2: Convert to fraction form
434,750.64/599,948.28 = 243,763.44/x - Step 3: Cross multiply
434,750.64x = 599,948.28 × 243,763.44 - Step 4: Simplify right side
434,750.64x = 146,245,456,554.88 - Step 5: Solve for x
x = 146,245,456,554.88/434,750.64 - Step 6: Final answer
x = 336,389.28
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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.