Finding the Fourth Proportional to 674,201.24, 930,400.88 and 368,281.86
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Solution
The fourth proportional to 674,201.24, 930,400.88 and 368,281.86 is: 508,230.69
Step by Step Solution
- Step 1: Write the proportion equation
674,201.24 : 930,400.88 = 368,281.86 : x - Step 2: Convert to fraction form
674,201.24/930,400.88 = 368,281.86/x - Step 3: Cross multiply
674,201.24x = 930,400.88 × 368,281.86 - Step 4: Simplify right side
674,201.24x = 342,649,763,373.21 - Step 5: Solve for x
x = 342,649,763,373.21/674,201.24 - Step 6: Final answer
x = 508,230.69
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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.