Finding the Fourth Proportional to 541,410.80, 747,137.84 and 299,688.17
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Solution
The fourth proportional to 541,410.80, 747,137.84 and 299,688.17 is: 413,564.65
Step by Step Solution
- Step 1: Write the proportion equation
541,410.80 : 747,137.84 = 299,688.17 : x - Step 2: Convert to fraction form
541,410.80/747,137.84 = 299,688.17/x - Step 3: Cross multiply
541,410.80x = 747,137.84 × 299,688.17 - Step 4: Simplify right side
541,410.80x = 223,908,366,773.22 - Step 5: Solve for x
x = 223,908,366,773.22/541,410.80 - Step 6: Final answer
x = 413,564.65
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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.