Finding the Fourth Proportional to 734,074.28, 1,012,438.12 and 606,528.44
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Solution
The fourth proportional to 734,074.28, 1,012,438.12 and 606,528.44 is: 836,526.40
Step by Step Solution
- Step 1: Write the proportion equation
734,074.28 : 1,012,438.12 = 606,528.44 : x - Step 2: Convert to fraction form
734,074.28/1,012,438.12 = 606,528.44/x - Step 3: Cross multiply
734,074.28x = 1,012,438.12 × 606,528.44 - Step 4: Simplify right side
734,074.28x = 614,072,513,520.13 - Step 5: Solve for x
x = 614,072,513,520.13/734,074.28 - Step 6: Final answer
x = 836,526.40
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1.5x scale
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.