Finding the Fourth Proportional to 344,145.74, 474,905.68 and 191,194.64
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Solution
The fourth proportional to 344,145.74, 474,905.68 and 191,194.64 is: 263,840.02
Step by Step Solution
- Step 1: Write the proportion equation
344,145.74 : 474,905.68 = 191,194.64 : x - Step 2: Convert to fraction form
344,145.74/474,905.68 = 191,194.64/x - Step 3: Cross multiply
344,145.74x = 474,905.68 × 191,194.64 - Step 4: Simplify right side
344,145.74x = 90,799,420,521.56 - Step 5: Solve for x
x = 90,799,420,521.56/344,145.74 - Step 6: Final answer
x = 263,840.02
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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.