Finding the Fourth Proportional to 627,588.24, 866,077.08 and 341,108.28
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Solution
The fourth proportional to 627,588.24, 866,077.08 and 341,108.28 is: 470,732.31
Step by Step Solution
- Step 1: Write the proportion equation
627,588.24 : 866,077.08 = 341,108.28 : x - Step 2: Convert to fraction form
627,588.24/866,077.08 = 341,108.28/x - Step 3: Cross multiply
627,588.24x = 866,077.08 × 341,108.28 - Step 4: Simplify right side
627,588.24x = 295,426,063,106.22 - Step 5: Solve for x
x = 295,426,063,106.22/627,588.24 - Step 6: Final answer
x = 470,732.31
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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.