Finding the Fourth Proportional to 242,264.64, 363,430.21 and 82,297.63
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Solution
The fourth proportional to 242,264.64, 363,430.21 and 82,297.63 is: 123,457.74
Step by Step Solution
- Step 1: Write the proportion equation
242,264.64 : 363,430.21 = 82,297.63 : x - Step 2: Convert to fraction form
242,264.64/363,430.21 = 82,297.63/x - Step 3: Cross multiply
242,264.64x = 363,430.21 × 82,297.63 - Step 4: Simplify right side
242,264.64x = 29,909,443,839.08 - Step 5: Solve for x
x = 29,909,443,839.08/242,264.64 - Step 6: Final answer
x = 123,457.74
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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.