Finding the Fourth Proportional to 497,630.19, 746,445.28 and 165,206.19
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Solution
The fourth proportional to 497,630.19, 746,445.28 and 165,206.19 is: 247,809.28
Step by Step Solution
- Step 1: Write the proportion equation
497,630.19 : 746,445.28 = 165,206.19 : x - Step 2: Convert to fraction form
497,630.19/746,445.28 = 165,206.19/x - Step 3: Cross multiply
497,630.19x = 746,445.28 × 165,206.19 - Step 4: Simplify right side
497,630.19x = 123,317,380,752.28 - Step 5: Solve for x
x = 123,317,380,752.28/497,630.19 - Step 6: Final answer
x = 247,809.28
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Similar ratio
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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.