Finding the Fourth Proportional to 538,745.84, 743,502.66 and 297,027.95
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Solution
The fourth proportional to 538,745.84, 743,502.66 and 297,027.95 is: 409,916.99
Step by Step Solution
- Step 1: Write the proportion equation
538,745.84 : 743,502.66 = 297,027.95 : x - Step 2: Convert to fraction form
538,745.84/743,502.66 = 297,027.95/x - Step 3: Cross multiply
538,745.84x = 743,502.66 × 297,027.95 - Step 4: Simplify right side
538,745.84x = 220,841,070,919.35 - Step 5: Solve for x
x = 220,841,070,919.35/538,745.84 - Step 6: Final answer
x = 409,916.99
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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.