Finding the Fourth Proportional to 432.65, 596.99 and 266.92
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Solution
The fourth proportional to 432.65, 596.99 and 266.92 is: 368.30
Step by Step Solution
- Step 1: Write the proportion equation
432.65 : 596.99 = 266.92 : x - Step 2: Convert to fraction form
432.65/596.99 = 266.92/x - Step 3: Cross multiply
432.65x = 596.99 × 266.92 - Step 4: Simplify right side
432.65x = 159,346.41 - Step 5: Solve for x
x = 159,346.41/432.65 - Step 6: Final answer
x = 368.30
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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.