Finding the Fourth Proportional to 676,542.91, 933,630.35 and 370,612.62
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Solution
The fourth proportional to 676,542.91, 933,630.35 and 370,612.62 is: 511,446.03
Step by Step Solution
- Step 1: Write the proportion equation
676,542.91 : 933,630.35 = 370,612.62 : x - Step 2: Convert to fraction form
676,542.91/933,630.35 = 370,612.62/x - Step 3: Cross multiply
676,542.91x = 933,630.35 × 370,612.62 - Step 4: Simplify right side
676,542.91x = 346,015,188,271.95 - Step 5: Solve for x
x = 346,015,188,271.95/676,542.91 - Step 6: Final answer
x = 511,446.03
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1.5x scale
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.