Finding the Fourth Proportional to 904,617.62, 1,356,719.14 and 539,982.15
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Solution
The fourth proportional to 904,617.62, 1,356,719.14 and 539,982.15 is: 809,849.49
Step by Step Solution
- Step 1: Write the proportion equation
904,617.62 : 1,356,719.14 = 539,982.15 : x - Step 2: Convert to fraction form
904,617.62/1,356,719.14 = 539,982.15/x - Step 3: Cross multiply
904,617.62x = 1,356,719.14 × 539,982.15 - Step 4: Simplify right side
904,617.62x = 732,604,115,463.44 - Step 5: Solve for x
x = 732,604,115,463.44/904,617.62 - Step 6: Final answer
x = 809,849.49
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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.