Finding the Fourth Proportional to 541,990.49, 747,645.51 and 426,844.94
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Solution
The fourth proportional to 541,990.49, 747,645.51 and 426,844.94 is: 588,808.68
Step by Step Solution
- Step 1: Write the proportion equation
541,990.49 : 747,645.51 = 426,844.94 : x - Step 2: Convert to fraction form
541,990.49/747,645.51 = 426,844.94/x - Step 3: Cross multiply
541,990.49x = 747,645.51 × 426,844.94 - Step 4: Simplify right side
541,990.49x = 319,128,702,857.22 - Step 5: Solve for x
x = 319,128,702,857.22/541,990.49 - Step 6: Final answer
x = 588,808.68
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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.