Finding the Fourth Proportional to 670,556.16, 925,750.08 and 444,507.84
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Solution
The fourth proportional to 670,556.16, 925,750.08 and 444,507.84 is: 613,674.43
Step by Step Solution
- Step 1: Write the proportion equation
670,556.16 : 925,750.08 = 444,507.84 : x - Step 2: Convert to fraction form
670,556.16/925,750.08 = 444,507.84/x - Step 3: Cross multiply
670,556.16x = 925,750.08 × 444,507.84 - Step 4: Simplify right side
670,556.16x = 411,503,168,440.63 - Step 5: Solve for x
x = 411,503,168,440.63/670,556.16 - Step 6: Final answer
x = 613,674.43
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1.5x scale
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.