Finding the Fourth Proportional to 277,199.90, 382,536.42 and 149,875.50
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Solution
The fourth proportional to 277,199.90, 382,536.42 and 149,875.50 is: 206,828.49
Step by Step Solution
- Step 1: Write the proportion equation
277,199.90 : 382,536.42 = 149,875.50 : x - Step 2: Convert to fraction form
277,199.90/382,536.42 = 149,875.50/x - Step 3: Cross multiply
277,199.90x = 382,536.42 × 149,875.50 - Step 4: Simplify right side
277,199.90x = 57,332,837,215.71 - Step 5: Solve for x
x = 57,332,837,215.71/277,199.90 - Step 6: Final answer
x = 206,828.49
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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.