Finding the Fourth Proportional to 358,936.06, 495,335.09 and 197,796.88
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Solution
The fourth proportional to 358,936.06, 495,335.09 and 197,796.88 is: 272,961.52
Step by Step Solution
- Step 1: Write the proportion equation
358,936.06 : 495,335.09 = 197,796.88 : x - Step 2: Convert to fraction form
358,936.06/495,335.09 = 197,796.88/x - Step 3: Cross multiply
358,936.06x = 495,335.09 × 197,796.88 - Step 4: Simplify right side
358,936.06x = 97,975,732,293.16 - Step 5: Solve for x
x = 97,975,732,293.16/358,936.06 - Step 6: Final answer
x = 272,961.52
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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.