Finding the Fourth Proportional to 449,301.47, 673,726.84 and 149,676.71
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Solution
The fourth proportional to 449,301.47, 673,726.84 and 149,676.71 is: 224,439.99
Step by Step Solution
- Step 1: Write the proportion equation
449,301.47 : 673,726.84 = 149,676.71 : x - Step 2: Convert to fraction form
449,301.47/673,726.84 = 149,676.71/x - Step 3: Cross multiply
449,301.47x = 673,726.84 × 149,676.71 - Step 4: Simplify right side
449,301.47x = 100,841,216,849.90 - Step 5: Solve for x
x = 100,841,216,849.90/449,301.47 - Step 6: Final answer
x = 224,439.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.