Finding the Fourth Proportional to 770,610.35, 1,063,416.16 and 426,460.84
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Solution
The fourth proportional to 770,610.35, 1,063,416.16 and 426,460.84 is: 588,501.50
Step by Step Solution
- Step 1: Write the proportion equation
770,610.35 : 1,063,416.16 = 426,460.84 : x - Step 2: Convert to fraction form
770,610.35/1,063,416.16 = 426,460.84/x - Step 3: Cross multiply
770,610.35x = 1,063,416.16 × 426,460.84 - Step 4: Simplify right side
770,610.35x = 453,505,348,863.17 - Step 5: Solve for x
x = 453,505,348,863.17/770,610.35 - Step 6: Final answer
x = 588,501.50
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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.