Finding the Fourth Proportional to 801,317.70, 1,201,972.02 and 202,276.40
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Solution
The fourth proportional to 801,317.70, 1,201,972.02 and 202,276.40 is: 303,413.45
Step by Step Solution
- Step 1: Write the proportion equation
801,317.70 : 1,201,972.02 = 202,276.40 : x - Step 2: Convert to fraction form
801,317.70/1,201,972.02 = 202,276.40/x - Step 3: Cross multiply
801,317.70x = 1,201,972.02 × 202,276.40 - Step 4: Simplify right side
801,317.70x = 243,130,567,096.47 - Step 5: Solve for x
x = 243,130,567,096.47/801,317.70 - Step 6: Final answer
x = 303,413.45
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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.