Finding the Fourth Proportional to 670,798.08, 925,682.40 and 368,992.08
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Solution
The fourth proportional to 670,798.08, 925,682.40 and 368,992.08 is: 509,198.65
Step by Step Solution
- Step 1: Write the proportion equation
670,798.08 : 925,682.40 = 368,992.08 : x - Step 2: Convert to fraction form
670,798.08/925,682.40 = 368,992.08/x - Step 3: Cross multiply
670,798.08x = 925,682.40 × 368,992.08 - Step 4: Simplify right side
670,798.08x = 341,569,474,195.39 - Step 5: Solve for x
x = 341,569,474,195.39/670,798.08 - Step 6: Final answer
x = 509,198.65
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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.