Finding the Fourth Proportional to 368,676.13, 508,764.68 and 205,331.53
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Solution
The fourth proportional to 368,676.13, 508,764.68 and 205,331.53 is: 283,352.84
Step by Step Solution
- Step 1: Write the proportion equation
368,676.13 : 508,764.68 = 205,331.53 : x - Step 2: Convert to fraction form
368,676.13/508,764.68 = 205,331.53/x - Step 3: Cross multiply
368,676.13x = 508,764.68 × 205,331.53 - Step 4: Simplify right side
368,676.13x = 104,465,427,610.54 - Step 5: Solve for x
x = 104,465,427,610.54/368,676.13 - Step 6: Final answer
x = 283,352.84
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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.