Finding the Fourth Proportional to 244,637.80, 366,956.70 and 139,661.80
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Solution
The fourth proportional to 244,637.80, 366,956.70 and 139,661.80 is: 209,492.70
Step by Step Solution
- Step 1: Write the proportion equation
244,637.80 : 366,956.70 = 139,661.80 : x - Step 2: Convert to fraction form
244,637.80/366,956.70 = 139,661.80/x - Step 3: Cross multiply
244,637.80x = 366,956.70 × 139,661.80 - Step 4: Simplify right side
244,637.80x = 51,249,833,244.06 - Step 5: Solve for x
x = 51,249,833,244.06/244,637.80 - Step 6: Final answer
x = 209,492.70
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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.