Finding the Fourth Proportional to 527,252.65, 790,346.37 and 207,628.81
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Solution
The fourth proportional to 527,252.65, 790,346.37 and 207,628.81 is: 311,233.48
Step by Step Solution
- Step 1: Write the proportion equation
527,252.65 : 790,346.37 = 207,628.81 : x - Step 2: Convert to fraction form
527,252.65/790,346.37 = 207,628.81/x - Step 3: Cross multiply
527,252.65x = 790,346.37 × 207,628.81 - Step 4: Simplify right side
527,252.65x = 164,098,676,290.92 - Step 5: Solve for x
x = 164,098,676,290.92/527,252.65 - Step 6: Final answer
x = 311,233.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.