Finding the Fourth Proportional to 561,186.19, 841,903.66 and 161,795.79
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Solution
The fourth proportional to 561,186.19, 841,903.66 and 161,795.79 is: 242,729.54
Step by Step Solution
- Step 1: Write the proportion equation
561,186.19 : 841,903.66 = 161,795.79 : x - Step 2: Convert to fraction form
561,186.19/841,903.66 = 161,795.79/x - Step 3: Cross multiply
561,186.19x = 841,903.66 × 161,795.79 - Step 4: Simplify right side
561,186.19x = 136,216,467,773.59 - Step 5: Solve for x
x = 136,216,467,773.59/561,186.19 - Step 6: Final answer
x = 242,729.54
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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.