Finding the Fourth Proportional to 551,563.21, 826,579.36 and 251,309.98
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Solution
The fourth proportional to 551,563.21, 826,579.36 and 251,309.98 is: 376,616.20
Step by Step Solution
- Step 1: Write the proportion equation
551,563.21 : 826,579.36 = 251,309.98 : x - Step 2: Convert to fraction form
551,563.21/826,579.36 = 251,309.98/x - Step 3: Cross multiply
551,563.21x = 826,579.36 × 251,309.98 - Step 4: Simplify right side
551,563.21x = 207,727,642,430.01 - Step 5: Solve for x
x = 207,727,642,430.01/551,563.21 - Step 6: Final answer
x = 376,616.20
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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.