Finding the Fourth Proportional to 537,697.62, 741,981.87 and 308,252.70
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Solution
The fourth proportional to 537,697.62, 741,981.87 and 308,252.70 is: 425,365.31
Step by Step Solution
- Step 1: Write the proportion equation
537,697.62 : 741,981.87 = 308,252.70 : x - Step 2: Convert to fraction form
537,697.62/741,981.87 = 308,252.70/x - Step 3: Cross multiply
537,697.62x = 741,981.87 × 308,252.70 - Step 4: Simplify right side
537,697.62x = 228,717,914,778.55 - Step 5: Solve for x
x = 228,717,914,778.55/537,697.62 - Step 6: Final answer
x = 425,365.31
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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.