Finding the Fourth Proportional to 539,110.44, 743,960.52 and 297,393.21
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Solution
The fourth proportional to 539,110.44, 743,960.52 and 297,393.21 is: 410,396.07
Step by Step Solution
- Step 1: Write the proportion equation
539,110.44 : 743,960.52 = 297,393.21 : x - Step 2: Convert to fraction form
539,110.44/743,960.52 = 297,393.21/x - Step 3: Cross multiply
539,110.44x = 743,960.52 × 297,393.21 - Step 4: Simplify right side
539,110.44x = 221,248,807,156.07 - Step 5: Solve for x
x = 221,248,807,156.07/539,110.44 - Step 6: Final answer
x = 410,396.07
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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.