Finding the Fourth Proportional to 368.19, 551.76 and 264.99
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Solution
The fourth proportional to 368.19, 551.76 and 264.99 is: 397.11
Step by Step Solution
- Step 1: Write the proportion equation
368.19 : 551.76 = 264.99 : x - Step 2: Convert to fraction form
368.19/551.76 = 264.99/x - Step 3: Cross multiply
368.19x = 551.76 × 264.99 - Step 4: Simplify right side
368.19x = 146,210.88 - Step 5: Solve for x
x = 146,210.88/368.19 - Step 6: Final answer
x = 397.11
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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.