Finding the Fourth Proportional to 605,006.01, 908,070.12 and 305,696.79
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Solution
The fourth proportional to 605,006.01, 908,070.12 and 305,696.79 is: 458,828.70
Step by Step Solution
- Step 1: Write the proportion equation
605,006.01 : 908,070.12 = 305,696.79 : x - Step 2: Convert to fraction form
605,006.01/908,070.12 = 305,696.79/x - Step 3: Cross multiply
605,006.01x = 908,070.12 × 305,696.79 - Step 4: Simplify right side
605,006.01x = 277,594,120,778.92 - Step 5: Solve for x
x = 277,594,120,778.92/605,006.01 - Step 6: Final answer
x = 458,828.70
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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.