Finding the Fourth Proportional to 801,543.96, 1,106,132.37 and 434,025.12
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Solution
The fourth proportional to 801,543.96, 1,106,132.37 and 434,025.12 is: 598,955.59
Step by Step Solution
- Step 1: Write the proportion equation
801,543.96 : 1,106,132.37 = 434,025.12 : x - Step 2: Convert to fraction form
801,543.96/1,106,132.37 = 434,025.12/x - Step 3: Cross multiply
801,543.96x = 1,106,132.37 × 434,025.12 - Step 4: Simplify right side
801,543.96x = 480,089,234,625.13 - Step 5: Solve for x
x = 480,089,234,625.13/801,543.96 - Step 6: Final answer
x = 598,955.59
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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.