Finding the Fourth Proportional to 344,133.18, 515,998.86 and 133,525.08
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Solution
The fourth proportional to 344,133.18, 515,998.86 and 133,525.08 is: 200,209.67
Step by Step Solution
- Step 1: Write the proportion equation
344,133.18 : 515,998.86 = 133,525.08 : x - Step 2: Convert to fraction form
344,133.18/515,998.86 = 133,525.08/x - Step 3: Cross multiply
344,133.18x = 515,998.86 × 133,525.08 - Step 4: Simplify right side
344,133.18x = 68,898,789,061.41 - Step 5: Solve for x
x = 68,898,789,061.41/344,133.18 - Step 6: Final answer
x = 200,209.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.