Finding the Fourth Proportional to 542,937.77, 749,344.07 and 301,297.94
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Solution
The fourth proportional to 542,937.77, 749,344.07 and 301,297.94 is: 415,841.07
Step by Step Solution
- Step 1: Write the proportion equation
542,937.77 : 749,344.07 = 301,297.94 : x - Step 2: Convert to fraction form
542,937.77/749,344.07 = 301,297.94/x - Step 3: Cross multiply
542,937.77x = 749,344.07 × 301,297.94 - Step 4: Simplify right side
542,937.77x = 225,775,824,642.22 - Step 5: Solve for x
x = 225,775,824,642.22/542,937.77 - Step 6: Final answer
x = 415,841.07
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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.