Finding the Fourth Proportional to 670,392.05, 925,159.27 and 364,489.01
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Solution
The fourth proportional to 670,392.05, 925,159.27 and 364,489.01 is: 503,004.75
Step by Step Solution
- Step 1: Write the proportion equation
670,392.05 : 925,159.27 = 364,489.01 : x - Step 2: Convert to fraction form
670,392.05/925,159.27 = 364,489.01/x - Step 3: Cross multiply
670,392.05x = 925,159.27 × 364,489.01 - Step 4: Simplify right side
670,392.05x = 337,210,386,414.62 - Step 5: Solve for x
x = 337,210,386,414.62/670,392.05 - Step 6: Final answer
x = 503,004.75
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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.