Finding the Fourth Proportional to 541,123.14, 746,731.89 and 299,406.18
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Solution
The fourth proportional to 541,123.14, 746,731.89 and 299,406.18 is: 413,170.55
Step by Step Solution
- Step 1: Write the proportion equation
541,123.14 : 746,731.89 = 299,406.18 : x - Step 2: Convert to fraction form
541,123.14/746,731.89 = 299,406.18/x - Step 3: Cross multiply
541,123.14x = 746,731.89 × 299,406.18 - Step 4: Simplify right side
541,123.14x = 223,576,142,669.08 - Step 5: Solve for x
x = 223,576,142,669.08/541,123.14 - Step 6: Final answer
x = 413,170.55
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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.