Finding the Fourth Proportional to 1,024,192.62, 1,413,378.18 and 565,307.10
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Solution
The fourth proportional to 1,024,192.62, 1,413,378.18 and 565,307.10 is: 780,119.58
Step by Step Solution
- Step 1: Write the proportion equation
1,024,192.62 : 1,413,378.18 = 565,307.10 : x - Step 2: Convert to fraction form
1,024,192.62/1,413,378.18 = 565,307.10/x - Step 3: Cross multiply
1,024,192.62x = 1,413,378.18 × 565,307.10 - Step 4: Simplify right side
1,024,192.62x = 798,992,720,139.08 - Step 5: Solve for x
x = 798,992,720,139.08/1,024,192.62 - Step 6: Final answer
x = 780,119.58
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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.