Finding the Fourth Proportional to 576,687.58, 795,813.42 and 318,558.96
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Solution
The fourth proportional to 576,687.58, 795,813.42 and 318,558.96 is: 439,602.84
Step by Step Solution
- Step 1: Write the proportion equation
576,687.58 : 795,813.42 = 318,558.96 : x - Step 2: Convert to fraction form
576,687.58/795,813.42 = 318,558.96/x - Step 3: Cross multiply
576,687.58x = 795,813.42 × 318,558.96 - Step 4: Simplify right side
576,687.58x = 253,513,495,429.24 - Step 5: Solve for x
x = 253,513,495,429.24/576,687.58 - Step 6: Final answer
x = 439,602.84
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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.