Finding the Fourth Proportional to 551,847.75, 761,552.72 and 322,418.08
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Solution
The fourth proportional to 551,847.75, 761,552.72 and 322,418.08 is: 444,938.60
Step by Step Solution
- Step 1: Write the proportion equation
551,847.75 : 761,552.72 = 322,418.08 : x - Step 2: Convert to fraction form
551,847.75/761,552.72 = 322,418.08/x - Step 3: Cross multiply
551,847.75x = 761,552.72 × 322,418.08 - Step 4: Simplify right side
551,847.75x = 245,538,365,801.18 - Step 5: Solve for x
x = 245,538,365,801.18/551,847.75 - Step 6: Final answer
x = 444,938.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.