Finding the Fourth Proportional to 439.65, 606.62 and 264.99
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Solution
The fourth proportional to 439.65, 606.62 and 264.99 is: 365.62
Step by Step Solution
- Step 1: Write the proportion equation
439.65 : 606.62 = 264.99 : x - Step 2: Convert to fraction form
439.65/606.62 = 264.99/x - Step 3: Cross multiply
439.65x = 606.62 × 264.99 - Step 4: Simplify right side
439.65x = 160,746.91 - Step 5: Solve for x
x = 160,746.91/439.65 - Step 6: Final answer
x = 365.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.