Finding the Fourth Proportional to 321,946.67, 482,923.35 and 97,308.97
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Solution
The fourth proportional to 321,946.67, 482,923.35 and 97,308.97 is: 145,964.46
Step by Step Solution
- Step 1: Write the proportion equation
321,946.67 : 482,923.35 = 97,308.97 : x - Step 2: Convert to fraction form
321,946.67/482,923.35 = 97,308.97/x - Step 3: Cross multiply
321,946.67x = 482,923.35 × 97,308.97 - Step 4: Simplify right side
321,946.67x = 46,992,772,570.14 - Step 5: Solve for x
x = 46,992,772,570.14/321,946.67 - Step 6: Final answer
x = 145,964.46
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1.5x scale
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.