Finding the Fourth Proportional to 277,214.70, 415,044.45 and 269,438.70
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Solution
The fourth proportional to 277,214.70, 415,044.45 and 269,438.70 is: 403,402.26
Step by Step Solution
- Step 1: Write the proportion equation
277,214.70 : 415,044.45 = 269,438.70 : x - Step 2: Convert to fraction form
277,214.70/415,044.45 = 269,438.70/x - Step 3: Cross multiply
277,214.70x = 415,044.45 × 269,438.70 - Step 4: Simplify right side
277,214.70x = 111,829,037,050.22 - Step 5: Solve for x
x = 111,829,037,050.22/277,214.70 - Step 6: Final answer
x = 403,402.26
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1.5x scale
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.