Finding the Fourth Proportional to 801,735.70, 1,106,413.05 and 457,564.75
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Solution
The fourth proportional to 801,735.70, 1,106,413.05 and 457,564.75 is: 631,449.50
Step by Step Solution
- Step 1: Write the proportion equation
801,735.70 : 1,106,413.05 = 457,564.75 : x - Step 2: Convert to fraction form
801,735.70/1,106,413.05 = 457,564.75/x - Step 3: Cross multiply
801,735.70x = 1,106,413.05 × 457,564.75 - Step 4: Simplify right side
801,735.70x = 506,255,610,619.99 - Step 5: Solve for x
x = 506,255,610,619.99/801,735.70 - Step 6: Final answer
x = 631,449.50
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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.