Finding the Fourth Proportional to 804,532.10, 1,205,761.35 and 616,612.10
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Solution
The fourth proportional to 804,532.10, 1,205,761.35 and 616,612.10 is: 924,123.52
Step by Step Solution
- Step 1: Write the proportion equation
804,532.10 : 1,205,761.35 = 616,612.10 : x - Step 2: Convert to fraction form
804,532.10/1,205,761.35 = 616,612.10/x - Step 3: Cross multiply
804,532.10x = 1,205,761.35 × 616,612.10 - Step 4: Simplify right side
804,532.10x = 743,487,038,122.34 - Step 5: Solve for x
x = 743,487,038,122.34/804,532.10 - Step 6: Final answer
x = 924,123.52
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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.