Finding the Fourth Proportional to 406,361.08, 609,598.62 and 169,649.92
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Solution
The fourth proportional to 406,361.08, 609,598.62 and 169,649.92 is: 254,498.68
Step by Step Solution
- Step 1: Write the proportion equation
406,361.08 : 609,598.62 = 169,649.92 : x - Step 2: Convert to fraction form
406,361.08/609,598.62 = 169,649.92/x - Step 3: Cross multiply
406,361.08x = 609,598.62 × 169,649.92 - Step 4: Simplify right side
406,361.08x = 103,418,357,115.11 - Step 5: Solve for x
x = 103,418,357,115.11/406,361.08 - Step 6: Final answer
x = 254,498.68
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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.