Finding the Fourth Proportional to 273,267.09, 407,184.12 and 243,455.85
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Solution
The fourth proportional to 273,267.09, 407,184.12 and 243,455.85 is: 362,763.61
Step by Step Solution
- Step 1: Write the proportion equation
273,267.09 : 407,184.12 = 243,455.85 : x - Step 2: Convert to fraction form
273,267.09/407,184.12 = 243,455.85/x - Step 3: Cross multiply
273,267.09x = 407,184.12 × 243,455.85 - Step 4: Simplify right side
273,267.09x = 99,131,356,041.10 - Step 5: Solve for x
x = 99,131,356,041.10/273,267.09 - Step 6: Final answer
x = 362,763.61
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.