Finding the Fourth Proportional to 814,455.69, 1,221,928.70 and 734,116.70
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Solution
The fourth proportional to 814,455.69, 1,221,928.70 and 734,116.70 is: 1,101,396.02
Step by Step Solution
- Step 1: Write the proportion equation
814,455.69 : 1,221,928.70 = 734,116.70 : x - Step 2: Convert to fraction form
814,455.69/1,221,928.70 = 734,116.70/x - Step 3: Cross multiply
814,455.69x = 1,221,928.70 × 734,116.70 - Step 4: Simplify right side
814,455.69x = 897,038,255,099.06 - Step 5: Solve for x
x = 897,038,255,099.06/814,455.69 - Step 6: Final answer
x = 1,101,396.02
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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.