Finding the Fourth Proportional to 523,519.05, 722,418.50 and 294,064.48
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Solution
The fourth proportional to 523,519.05, 722,418.50 and 294,064.48 is: 405,787.75
Step by Step Solution
- Step 1: Write the proportion equation
523,519.05 : 722,418.50 = 294,064.48 : x - Step 2: Convert to fraction form
523,519.05/722,418.50 = 294,064.48/x - Step 3: Cross multiply
523,519.05x = 722,418.50 × 294,064.48 - Step 4: Simplify right side
523,519.05x = 212,437,616,465.35 - Step 5: Solve for x
x = 212,437,616,465.35/523,519.05 - Step 6: Final answer
x = 405,787.75
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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.