Finding the Fourth Proportional to 804,214.88, 1,205,968.07 and 377,871.99
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Solution
The fourth proportional to 804,214.88, 1,205,968.07 and 377,871.99 is: 566,641.53
Step by Step Solution
- Step 1: Write the proportion equation
804,214.88 : 1,205,968.07 = 377,871.99 : x - Step 2: Convert to fraction form
804,214.88/1,205,968.07 = 377,871.99/x - Step 3: Cross multiply
804,214.88x = 1,205,968.07 × 377,871.99 - Step 4: Simplify right side
804,214.88x = 455,701,549,846.89 - Step 5: Solve for x
x = 455,701,549,846.89/804,214.88 - Step 6: Final answer
x = 566,641.53
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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.