Finding the Fourth Proportional to 510,601.97, 704,602.83 and 281,115.68
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Solution
The fourth proportional to 510,601.97, 704,602.83 and 281,115.68 is: 387,924.28
Step by Step Solution
- Step 1: Write the proportion equation
510,601.97 : 704,602.83 = 281,115.68 : x - Step 2: Convert to fraction form
510,601.97/704,602.83 = 281,115.68/x - Step 3: Cross multiply
510,601.97x = 704,602.83 × 281,115.68 - Step 4: Simplify right side
510,601.97x = 198,074,898,756.78 - Step 5: Solve for x
x = 198,074,898,756.78/510,601.97 - Step 6: Final answer
x = 387,924.28
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1.5x scale
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.