Finding the Fourth Proportional to 541,990.23, 747,645.17 and 426,844.68
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Solution
The fourth proportional to 541,990.23, 747,645.17 and 426,844.68 is: 588,808.33
Step by Step Solution
- Step 1: Write the proportion equation
541,990.23 : 747,645.17 = 426,844.68 : x - Step 2: Convert to fraction form
541,990.23/747,645.17 = 426,844.68/x - Step 3: Cross multiply
541,990.23x = 747,645.17 × 426,844.68 - Step 4: Simplify right side
541,990.23x = 319,128,363,342.20 - Step 5: Solve for x
x = 319,128,363,342.20/541,990.23 - Step 6: Final answer
x = 588,808.33
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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.