Finding the Fourth Proportional to 659,519.84, 989,358.96 and 232,968.08
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Solution
The fourth proportional to 659,519.84, 989,358.96 and 232,968.08 is: 349,480.10
Step by Step Solution
- Step 1: Write the proportion equation
659,519.84 : 989,358.96 = 232,968.08 : x - Step 2: Convert to fraction form
659,519.84/989,358.96 = 232,968.08/x - Step 3: Cross multiply
659,519.84x = 989,358.96 × 232,968.08 - Step 4: Simplify right side
659,519.84x = 230,489,057,342.00 - Step 5: Solve for x
x = 230,489,057,342.00/659,519.84 - Step 6: Final answer
x = 349,480.10
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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.