Finding the Fourth Proportional to 490,917.24, 736,293.24 and 135,967.14
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Solution
The fourth proportional to 490,917.24, 736,293.24 and 135,967.14 is: 203,927.83
Step by Step Solution
- Step 1: Write the proportion equation
490,917.24 : 736,293.24 = 135,967.14 : x - Step 2: Convert to fraction form
490,917.24/736,293.24 = 135,967.14/x - Step 3: Cross multiply
490,917.24x = 736,293.24 × 135,967.14 - Step 4: Simplify right side
490,917.24x = 100,111,686,044.13 - Step 5: Solve for x
x = 100,111,686,044.13/490,917.24 - Step 6: Final answer
x = 203,927.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.