Finding the Fourth Proportional to 445,637.21, 614,979.68 and 241,688.07
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Solution
The fourth proportional to 445,637.21, 614,979.68 and 241,688.07 is: 333,529.72
Step by Step Solution
- Step 1: Write the proportion equation
445,637.21 : 614,979.68 = 241,688.07 : x - Step 2: Convert to fraction form
445,637.21/614,979.68 = 241,688.07/x - Step 3: Cross multiply
445,637.21x = 614,979.68 × 241,688.07 - Step 4: Simplify right side
445,637.21x = 148,633,250,739.98 - Step 5: Solve for x
x = 148,633,250,739.98/445,637.21 - Step 6: Final answer
x = 333,529.72
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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.