Finding the Fourth Proportional to 670,697.84, 925,544.52 and 368,892.08
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Solution
The fourth proportional to 670,697.84, 925,544.52 and 368,892.08 is: 509,060.90
Step by Step Solution
- Step 1: Write the proportion equation
670,697.84 : 925,544.52 = 368,892.08 : x - Step 2: Convert to fraction form
670,697.84/925,544.52 = 368,892.08/x - Step 3: Cross multiply
670,697.84x = 925,544.52 × 368,892.08 - Step 4: Simplify right side
670,697.84x = 341,426,043,115.40 - Step 5: Solve for x
x = 341,426,043,115.40/670,697.84 - Step 6: Final answer
x = 509,060.90
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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.