Finding the Fourth Proportional to 352,347.08, 486,239.30 and 201,447.24
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Solution
The fourth proportional to 352,347.08, 486,239.30 and 201,447.24 is: 277,997.38
Step by Step Solution
- Step 1: Write the proportion equation
352,347.08 : 486,239.30 = 201,447.24 : x - Step 2: Convert to fraction form
352,347.08/486,239.30 = 201,447.24/x - Step 3: Cross multiply
352,347.08x = 486,239.30 × 201,447.24 - Step 4: Simplify right side
352,347.08x = 97,951,564,964.53 - Step 5: Solve for x
x = 97,951,564,964.53/352,347.08 - Step 6: Final answer
x = 277,997.38
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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.