Finding the Fourth Proportional to 545,893.97, 819,094.58 and 208,823.20
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Solution
The fourth proportional to 545,893.97, 819,094.58 and 208,823.20 is: 313,331.82
Step by Step Solution
- Step 1: Write the proportion equation
545,893.97 : 819,094.58 = 208,823.20 : x - Step 2: Convert to fraction form
545,893.97/819,094.58 = 208,823.20/x - Step 3: Cross multiply
545,893.97x = 819,094.58 × 208,823.20 - Step 4: Simplify right side
545,893.97x = 171,045,948,989.49 - Step 5: Solve for x
x = 171,045,948,989.49/545,893.97 - Step 6: Final answer
x = 313,331.82
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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.