Finding the Fourth Proportional to 245,819.68, 339,256.56 and 150,389.84
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Solution
The fourth proportional to 245,819.68, 339,256.56 and 150,389.84 is: 207,553.52
Step by Step Solution
- Step 1: Write the proportion equation
245,819.68 : 339,256.56 = 150,389.84 : x - Step 2: Convert to fraction form
245,819.68/339,256.56 = 150,389.84/x - Step 3: Cross multiply
245,819.68x = 339,256.56 × 150,389.84 - Step 4: Simplify right side
245,819.68x = 51,020,739,777.35 - Step 5: Solve for x
x = 51,020,739,777.35/245,819.68 - Step 6: Final answer
x = 207,553.52
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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.