Finding the Fourth Proportional to 865,013.24, 1,297,555.21 and 296,785.08
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Solution
The fourth proportional to 865,013.24, 1,297,555.21 and 296,785.08 is: 445,189.75
Step by Step Solution
- Step 1: Write the proportion equation
865,013.24 : 1,297,555.21 = 296,785.08 : x - Step 2: Convert to fraction form
865,013.24/1,297,555.21 = 296,785.08/x - Step 3: Cross multiply
865,013.24x = 1,297,555.21 × 296,785.08 - Step 4: Simplify right side
865,013.24x = 385,095,027,546.23 - Step 5: Solve for x
x = 385,095,027,546.23/865,013.24 - Step 6: Final answer
x = 445,189.75
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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.