Finding the Fourth Proportional to 677,480.84, 934,923.56 and 375,674.84
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Solution
The fourth proportional to 677,480.84, 934,923.56 and 375,674.84 is: 518,431.28
Step by Step Solution
- Step 1: Write the proportion equation
677,480.84 : 934,923.56 = 375,674.84 : x - Step 2: Convert to fraction form
677,480.84/934,923.56 = 375,674.84/x - Step 3: Cross multiply
677,480.84x = 934,923.56 × 375,674.84 - Step 4: Simplify right side
677,480.84x = 351,227,258,815.23 - Step 5: Solve for x
x = 351,227,258,815.23/677,480.84 - Step 6: Final answer
x = 518,431.28
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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.