Finding the Fourth Proportional to 536.64, 740.13 and 471
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Solution
The fourth proportional to 536.64, 740.13 and 471 is: 649.60
Step by Step Solution
- Step 1: Write the proportion equation
536.64 : 740.13 = 471 : x - Step 2: Convert to fraction form
536.64/740.13 = 471/x - Step 3: Cross multiply
536.64x = 740.13 × 471 - Step 4: Simplify right side
536.64x = 348,601.23 - Step 5: Solve for x
x = 348,601.23/536.64 - Step 6: Final answer
x = 649.60
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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.