Finding the Fourth Proportional to 449,603.68, 673,824.12 and 336,395.68
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Solution
The fourth proportional to 449,603.68, 673,824.12 and 336,395.68 is: 504,158.51
Step by Step Solution
- Step 1: Write the proportion equation
449,603.68 : 673,824.12 = 336,395.68 : x - Step 2: Convert to fraction form
449,603.68/673,824.12 = 336,395.68/x - Step 3: Cross multiply
449,603.68x = 673,824.12 × 336,395.68 - Step 4: Simplify right side
449,603.68x = 226,671,523,047.80 - Step 5: Solve for x
x = 226,671,523,047.80/449,603.68 - Step 6: Final answer
x = 504,158.51
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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.