Finding the Fourth Proportional to 793,223.36, 1,094,149.68 and 470,705.12
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Solution
The fourth proportional to 793,223.36, 1,094,149.68 and 470,705.12 is: 649,277.22
Step by Step Solution
- Step 1: Write the proportion equation
793,223.36 : 1,094,149.68 = 470,705.12 : x - Step 2: Convert to fraction form
793,223.36/1,094,149.68 = 470,705.12/x - Step 3: Cross multiply
793,223.36x = 1,094,149.68 × 470,705.12 - Step 4: Simplify right side
793,223.36x = 515,021,856,422.36 - Step 5: Solve for x
x = 515,021,856,422.36/793,223.36 - Step 6: Final answer
x = 649,277.22
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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.