Finding the Fourth Proportional to 670,635.92, 925,495.08 and 368,837.84
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Solution
The fourth proportional to 670,635.92, 925,495.08 and 368,837.84 is: 509,005.85
Step by Step Solution
- Step 1: Write the proportion equation
670,635.92 : 925,495.08 = 368,837.84 : x - Step 2: Convert to fraction form
670,635.92/925,495.08 = 368,837.84/x - Step 3: Cross multiply
670,635.92x = 925,495.08 × 368,837.84 - Step 4: Simplify right side
670,635.92x = 341,357,606,237.83 - Step 5: Solve for x
x = 341,357,606,237.83/670,635.92 - Step 6: Final answer
x = 509,005.85
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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.