Finding the Fourth Proportional to 576,682.68, 795,844.61 and 318,572.94
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Solution
The fourth proportional to 576,682.68, 795,844.61 and 318,572.94 is: 439,643.09
Step by Step Solution
- Step 1: Write the proportion equation
576,682.68 : 795,844.61 = 318,572.94 : x - Step 2: Convert to fraction form
576,682.68/795,844.61 = 318,572.94/x - Step 3: Cross multiply
576,682.68x = 795,844.61 × 318,572.94 - Step 4: Simplify right side
576,682.68x = 253,534,557,190.85 - Step 5: Solve for x
x = 253,534,557,190.85/576,682.68 - Step 6: Final answer
x = 439,643.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.