Finding the Fourth Proportional to 930,995.19, 1,396,454.85 and 323,922.48
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Solution
The fourth proportional to 930,995.19, 1,396,454.85 and 323,922.48 is: 485,870.52
Step by Step Solution
- Step 1: Write the proportion equation
930,995.19 : 1,396,454.85 = 323,922.48 : x - Step 2: Convert to fraction form
930,995.19/1,396,454.85 = 323,922.48/x - Step 3: Cross multiply
930,995.19x = 1,396,454.85 × 323,922.48 - Step 4: Simplify right side
930,995.19x = 452,343,118,220.03 - Step 5: Solve for x
x = 452,343,118,220.03/930,995.19 - Step 6: Final answer
x = 485,870.52
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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.