Finding the Fourth Proportional to 358,194.01, 494,292.14 and 197,038.84
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Solution
The fourth proportional to 358,194.01, 494,292.14 and 197,038.84 is: 271,905.02
Step by Step Solution
- Step 1: Write the proportion equation
358,194.01 : 494,292.14 = 197,038.84 : x - Step 2: Convert to fraction form
358,194.01/494,292.14 = 197,038.84/x - Step 3: Cross multiply
358,194.01x = 494,292.14 × 197,038.84 - Step 4: Simplify right side
358,194.01x = 97,394,746,430.06 - Step 5: Solve for x
x = 97,394,746,430.06/358,194.01 - Step 6: Final answer
x = 271,905.02
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1.5x scale
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.