Finding the Fourth Proportional to 704,896.58, 972,758.14 and 382,606.68
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Solution
The fourth proportional to 704,896.58, 972,758.14 and 382,606.68 is: 527,997.68
Step by Step Solution
- Step 1: Write the proportion equation
704,896.58 : 972,758.14 = 382,606.68 : x - Step 2: Convert to fraction form
704,896.58/972,758.14 = 382,606.68/x - Step 3: Cross multiply
704,896.58x = 972,758.14 × 382,606.68 - Step 4: Simplify right side
704,896.58x = 372,183,762,388.38 - Step 5: Solve for x
x = 372,183,762,388.38/704,896.58 - Step 6: Final answer
x = 527,997.68
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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.