Finding the Fourth Proportional to 273,763.68, 377,767.20 and 152,895.36
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Solution
The fourth proportional to 273,763.68, 377,767.20 and 152,895.36 is: 210,980.70
Step by Step Solution
- Step 1: Write the proportion equation
273,763.68 : 377,767.20 = 152,895.36 : x - Step 2: Convert to fraction form
273,763.68/377,767.20 = 152,895.36/x - Step 3: Cross multiply
273,763.68x = 377,767.20 × 152,895.36 - Step 4: Simplify right side
273,763.68x = 57,758,852,040.19 - Step 5: Solve for x
x = 57,758,852,040.19/273,763.68 - Step 6: Final answer
x = 210,980.70
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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.