Finding the Fourth Proportional to 677,794.84, 934,589.95 and 432,451.33
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Solution
The fourth proportional to 677,794.84, 934,589.95 and 432,451.33 is: 596,293.51
Step by Step Solution
- Step 1: Write the proportion equation
677,794.84 : 934,589.95 = 432,451.33 : x - Step 2: Convert to fraction form
677,794.84/934,589.95 = 432,451.33/x - Step 3: Cross multiply
677,794.84x = 934,589.95 × 432,451.33 - Step 4: Simplify right side
677,794.84x = 404,164,666,882.13 - Step 5: Solve for x
x = 404,164,666,882.13/677,794.84 - Step 6: Final answer
x = 596,293.51
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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.