Finding the Fourth Proportional to 576,703.44, 795,873.27 and 318,593.70
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Solution
The fourth proportional to 576,703.44, 795,873.27 and 318,593.70 is: 439,671.75
Step by Step Solution
- Step 1: Write the proportion equation
576,703.44 : 795,873.27 = 318,593.70 : x - Step 2: Convert to fraction form
576,703.44/795,873.27 = 318,593.70/x - Step 3: Cross multiply
576,703.44x = 795,873.27 × 318,593.70 - Step 4: Simplify right side
576,703.44x = 253,560,209,820.40 - Step 5: Solve for x
x = 253,560,209,820.40/576,703.44 - Step 6: Final answer
x = 439,671.75
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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.