Finding the Fourth Proportional to 344,126.21, 474,950.59 and 198,936.74
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Solution
The fourth proportional to 344,126.21, 474,950.59 and 198,936.74 is: 274,565.32
Step by Step Solution
- Step 1: Write the proportion equation
344,126.21 : 474,950.59 = 198,936.74 : x - Step 2: Convert to fraction form
344,126.21/474,950.59 = 198,936.74/x - Step 3: Cross multiply
344,126.21x = 474,950.59 × 198,936.74 - Step 4: Simplify right side
344,126.21x = 94,485,122,725.71 - Step 5: Solve for x
x = 94,485,122,725.71/344,126.21 - Step 6: Final answer
x = 274,565.32
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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.