Finding the Fourth Proportional to 382,029.99, 527,201.49 and 212,264.11
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Solution
The fourth proportional to 382,029.99, 527,201.49 and 212,264.11 is: 292,924.53
Step by Step Solution
- Step 1: Write the proportion equation
382,029.99 : 527,201.49 = 212,264.11 : x - Step 2: Convert to fraction form
382,029.99/527,201.49 = 212,264.11/x - Step 3: Cross multiply
382,029.99x = 527,201.49 × 212,264.11 - Step 4: Simplify right side
382,029.99x = 111,905,955,065.52 - Step 5: Solve for x
x = 111,905,955,065.52/382,029.99 - Step 6: Final answer
x = 292,924.53
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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.