Finding the Fourth Proportional to 576,750.32, 790,134.75 and 555,187.08
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Solution
The fourth proportional to 576,750.32, 790,134.75 and 555,187.08 is: 760,593.60
Step by Step Solution
- Step 1: Write the proportion equation
576,750.32 : 790,134.75 = 555,187.08 : x - Step 2: Convert to fraction form
576,750.32/790,134.75 = 555,187.08/x - Step 3: Cross multiply
576,750.32x = 790,134.75 × 555,187.08 - Step 4: Simplify right side
576,750.32x = 438,672,604,659.03 - Step 5: Solve for x
x = 438,672,604,659.03/576,750.32 - Step 6: Final answer
x = 760,593.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.