Finding the Fourth Proportional to 493,604.74, 740,407.11 and 119,627.74
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Solution
The fourth proportional to 493,604.74, 740,407.11 and 119,627.74 is: 179,441.60
Step by Step Solution
- Step 1: Write the proportion equation
493,604.74 : 740,407.11 = 119,627.74 : x - Step 2: Convert to fraction form
493,604.74/740,407.11 = 119,627.74/x - Step 3: Cross multiply
493,604.74x = 740,407.11 × 119,627.74 - Step 4: Simplify right side
493,604.74x = 88,573,224,949.06 - Step 5: Solve for x
x = 88,573,224,949.06/493,604.74 - Step 6: Final answer
x = 179,441.60
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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.